2912906871

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7331}}^1$

素因数の和:7421

約数の個数: 72

約数和(自身を含む): 5280887664

約数和(自身を除く): 2367980793

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 53, 63, 119, 147, 153, 159, 357, 371, 441, 477, 833, 901, 1071, 1113, 2499, 2597, 2703, 3339, 6307, 7331, 7497, 7791, 8109, 18921, 21993, 23373, 44149, 51317, 56763, 65979, 124627, 132447, 153951, 359219, 373881, 388543, 397341, 461853, 872389, 1077657, 1121643, 1165629, 2617167, 2719801, 3232971, 3496887, 6106723, 6605231, 7851501, 8159403, 18320169, 19038607, 19815693, 24478209, 46236617, 54960507, 57115821, 59447079, 138709851, 171347463, 323656319, 416129553, 970968957, 2912906871]

約数ペア:

[(1, 2912906871), (3, 970968957), (7, 416129553), (9, 323656319), (17, 171347463), (21, 138709851), (49, 59447079), (51, 57115821), (53, 54960507), (63, 46236617), (119, 24478209), (147, 19815693), (153, 19038607), (159, 18320169), (357, 8159403), (371, 7851501), (441, 6605231), (477, 6106723), (833, 3496887), (901, 3232971), (1071, 2719801), (1113, 2617167), (2499, 1165629), (2597, 1121643), (2703, 1077657), (3339, 872389), (6307, 461853), (7331, 397341), (7497, 388543), (7791, 373881), (8109, 359219), (18921, 153951), (21993, 132447), (23373, 124627), (44149, 65979), (51317, 56763)]