251647578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2293}}^1$

素因数の和:2388

約数の個数: 96

約数和(自身を含む): 681373056

約数和(自身を除く): 429725478

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 67, 78, 91, 117, 126, 134, 182, 201, 234, 273, 402, 469, 546, 603, 819, 871, 938, 1206, 1407, 1638, 1742, 2293, 2613, 2814, 4221, 4586, 5226, 6097, 6879, 7839, 8442, 12194, 13758, 15678, 16051, 18291, 20637, 29809, 32102, 36582, 41274, 48153, 54873, 59618, 89427, 96306, 109746, 144459, 153631, 178854, 208663, 268281, 288918, 307262, 417326, 460893, 536562, 625989, 921786, 1075417, 1251978, 1382679, 1877967, 1997203, 2150834, 2765358, 3226251, 3755934, 3994406, 5991609, 6452502, 9678753, 11983218, 13980421, 17974827, 19357506, 27960842, 35949654, 41941263, 83882526, 125823789, 251647578]

約数ペア:

[(1, 251647578), (2, 125823789), (3, 83882526), (6, 41941263), (7, 35949654), (9, 27960842), (13, 19357506), (14, 17974827), (18, 13980421), (21, 11983218), (26, 9678753), (39, 6452502), (42, 5991609), (63, 3994406), (67, 3755934), (78, 3226251), (91, 2765358), (117, 2150834), (126, 1997203), (134, 1877967), (182, 1382679), (201, 1251978), (234, 1075417), (273, 921786), (402, 625989), (469, 536562), (546, 460893), (603, 417326), (819, 307262), (871, 288918), (938, 268281), (1206, 208663), (1407, 178854), (1638, 153631), (1742, 144459), (2293, 109746), (2613, 96306), (2814, 89427), (4221, 59618), (4586, 54873), (5226, 48153), (6097, 41274), (6879, 36582), (7839, 32102), (8442, 29809), (12194, 20637), (13758, 18291), (15678, 16051)]