851193798

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 144

約数和(自身を含む): 2234712816

約数和(自身を除く): 1383519018

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 49, 69, 78, 91, 98, 138, 147, 161, 182, 273, 294, 299, 322, 421, 483, 529, 546, 598, 637, 842, 897, 966, 1058, 1127, 1263, 1274, 1587, 1794, 1911, 2093, 2254, 2526, 2947, 3174, 3381, 3703, 3822, 4186, 5473, 5894, 6279, 6762, 6877, 7406, 8841, 9683, 10946, 11109, 12558, 13754, 14651, 16419, 17682, 19366, 20629, 20631, 22218, 25921, 29049, 29302, 32838, 38311, 41258, 41262, 43953, 48139, 51842, 58098, 61887, 67781, 76622, 77763, 87906, 96278, 114933, 123774, 125879, 135562, 144417, 155526, 203343, 222709, 229866, 251758, 268177, 288834, 336973, 377637, 406686, 445418, 474467, 536354, 668127, 673946, 755274, 804531, 881153, 948934, 1010919, 1336254, 1423401, 1558963, 1609062, 1762306, 2021838, 2643459, 2846802, 2895217, 3117926, 4676889, 5286918, 5790434, 6168071, 8685651, 9353778, 10912741, 12336142, 17371302, 18504213, 20266519, 21825482, 32738223, 37008426, 40533038, 60799557, 65476446, 121599114, 141865633, 283731266, 425596899, 851193798]

約数ペア:

[(1, 851193798), (2, 425596899), (3, 283731266), (6, 141865633), (7, 121599114), (13, 65476446), (14, 60799557), (21, 40533038), (23, 37008426), (26, 32738223), (39, 21825482), (42, 20266519), (46, 18504213), (49, 17371302), (69, 12336142), (78, 10912741), (91, 9353778), (98, 8685651), (138, 6168071), (147, 5790434), (161, 5286918), (182, 4676889), (273, 3117926), (294, 2895217), (299, 2846802), (322, 2643459), (421, 2021838), (483, 1762306), (529, 1609062), (546, 1558963), (598, 1423401), (637, 1336254), (842, 1010919), (897, 948934), (966, 881153), (1058, 804531), (1127, 755274), (1263, 673946), (1274, 668127), (1587, 536354), (1794, 474467), (1911, 445418), (2093, 406686), (2254, 377637), (2526, 336973), (2947, 288834), (3174, 268177), (3381, 251758), (3703, 229866), (3822, 222709), (4186, 203343), (5473, 155526), (5894, 144417), (6279, 135562), (6762, 125879), (6877, 123774), (7406, 114933), (8841, 96278), (9683, 87906), (10946, 77763), (11109, 76622), (12558, 67781), (13754, 61887), (14651, 58098), (16419, 51842), (17682, 48139), (19366, 43953), (20629, 41262), (20631, 41258), (22218, 38311), (25921, 32838), (29049, 29302)]