215131098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 568737792

約数和(自身を除く): 353606694

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 37, 39, 42, 46, 69, 74, 78, 91, 111, 138, 161, 182, 222, 259, 273, 299, 322, 463, 481, 483, 518, 546, 598, 777, 851, 897, 926, 962, 966, 1389, 1443, 1554, 1702, 1794, 2093, 2553, 2778, 2886, 3241, 3367, 4186, 5106, 5957, 6019, 6279, 6482, 6734, 9723, 10101, 10649, 11063, 11914, 12038, 12558, 17131, 17871, 18057, 19446, 20202, 21298, 22126, 31947, 33189, 34262, 35742, 36114, 42133, 51393, 63894, 66378, 74543, 77441, 84266, 102786, 119917, 126399, 138437, 149086, 154882, 222703, 223629, 232323, 239834, 252798, 276874, 359751, 394013, 415311, 445406, 447258, 464646, 668109, 719502, 788026, 830622, 969059, 1182039, 1336218, 1558921, 1938118, 2364078, 2758091, 2907177, 3117842, 4676763, 5122169, 5516182, 5814354, 8274273, 9353526, 10244338, 15366507, 16548546, 30733014, 35855183, 71710366, 107565549, 215131098]

約数ペア:

[(1, 215131098), (2, 107565549), (3, 71710366), (6, 35855183), (7, 30733014), (13, 16548546), (14, 15366507), (21, 10244338), (23, 9353526), (26, 8274273), (37, 5814354), (39, 5516182), (42, 5122169), (46, 4676763), (69, 3117842), (74, 2907177), (78, 2758091), (91, 2364078), (111, 1938118), (138, 1558921), (161, 1336218), (182, 1182039), (222, 969059), (259, 830622), (273, 788026), (299, 719502), (322, 668109), (463, 464646), (481, 447258), (483, 445406), (518, 415311), (546, 394013), (598, 359751), (777, 276874), (851, 252798), (897, 239834), (926, 232323), (962, 223629), (966, 222703), (1389, 154882), (1443, 149086), (1554, 138437), (1702, 126399), (1794, 119917), (2093, 102786), (2553, 84266), (2778, 77441), (2886, 74543), (3241, 66378), (3367, 63894), (4186, 51393), (5106, 42133), (5957, 36114), (6019, 35742), (6279, 34262), (6482, 33189), (6734, 31947), (9723, 22126), (10101, 21298), (10649, 20202), (11063, 19446), (11914, 18057), (12038, 17871), (12558, 17131)]