1281633651

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 2020515840

約数和(自身を除く): 738882189

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 167, 173, 279, 477, 501, 519, 837, 1431, 1503, 1557, 1643, 4509, 4671, 4929, 5177, 5363, 8851, 9169, 14787, 15531, 16089, 26553, 27507, 28891, 44361, 46593, 48267, 79659, 82521, 86673, 139779, 144801, 238977, 247563, 260019, 274381, 284239, 780057, 823143, 852717, 895621, 1531223, 2469429, 2558151, 2686863, 4593669, 7408287, 7674453, 8060589, 13781007, 24181767, 41343021, 47467913, 142403739, 427211217, 1281633651]

約数ペア:

[(1, 1281633651), (3, 427211217), (9, 142403739), (27, 47467913), (31, 41343021), (53, 24181767), (93, 13781007), (159, 8060589), (167, 7674453), (173, 7408287), (279, 4593669), (477, 2686863), (501, 2558151), (519, 2469429), (837, 1531223), (1431, 895621), (1503, 852717), (1557, 823143), (1643, 780057), (4509, 284239), (4671, 274381), (4929, 260019), (5177, 247563), (5363, 238977), (8851, 144801), (9169, 139779), (14787, 86673), (15531, 82521), (16089, 79659), (26553, 48267), (27507, 46593), (28891, 44361)]