291979116

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1396

約数の個数: 144

約数和(自身を含む): 887927040

約数和(自身を除く): 595947924

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 43, 44, 52, 66, 78, 86, 99, 117, 129, 132, 143, 156, 172, 198, 234, 258, 286, 387, 396, 429, 468, 473, 516, 559, 572, 774, 858, 946, 1118, 1287, 1319, 1419, 1548, 1677, 1716, 1892, 2236, 2574, 2638, 2838, 3354, 3957, 4257, 5031, 5148, 5276, 5676, 6149, 6708, 7914, 8514, 10062, 11871, 12298, 14509, 15828, 17028, 17147, 18447, 20124, 23742, 24596, 29018, 34294, 36894, 43527, 47484, 51441, 55341, 56717, 58036, 68588, 73788, 87054, 102882, 110682, 113434, 130581, 154323, 170151, 174108, 188617, 205764, 221364, 226868, 261162, 308646, 340302, 377234, 510453, 522324, 565851, 617292, 623887, 680604, 737321, 754468, 1020906, 1131702, 1247774, 1474642, 1697553, 1871661, 2041812, 2211963, 2263404, 2495548, 2949284, 3395106, 3743322, 4423926, 5614983, 6635889, 6790212, 7486644, 8110531, 8847852, 11229966, 13271778, 16221062, 22459932, 24331593, 26543556, 32442124, 48663186, 72994779, 97326372, 145989558, 291979116]

約数ペア:

[(1, 291979116), (2, 145989558), (3, 97326372), (4, 72994779), (6, 48663186), (9, 32442124), (11, 26543556), (12, 24331593), (13, 22459932), (18, 16221062), (22, 13271778), (26, 11229966), (33, 8847852), (36, 8110531), (39, 7486644), (43, 6790212), (44, 6635889), (52, 5614983), (66, 4423926), (78, 3743322), (86, 3395106), (99, 2949284), (117, 2495548), (129, 2263404), (132, 2211963), (143, 2041812), (156, 1871661), (172, 1697553), (198, 1474642), (234, 1247774), (258, 1131702), (286, 1020906), (387, 754468), (396, 737321), (429, 680604), (468, 623887), (473, 617292), (516, 565851), (559, 522324), (572, 510453), (774, 377234), (858, 340302), (946, 308646), (1118, 261162), (1287, 226868), (1319, 221364), (1419, 205764), (1548, 188617), (1677, 174108), (1716, 170151), (1892, 154323), (2236, 130581), (2574, 113434), (2638, 110682), (2838, 102882), (3354, 87054), (3957, 73788), (4257, 68588), (5031, 58036), (5148, 56717), (5276, 55341), (5676, 51441), (6149, 47484), (6708, 43527), (7914, 36894), (8514, 34294), (10062, 29018), (11871, 24596), (12298, 23742), (14509, 20124), (15828, 18447), (17028, 17147)]