80918066727

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1\times {\mathrm{5003}}^1$

素因数の和:7068

約数の個数: 48

約数和(自身を含む): 124899840000

約数和(自身を除く): 43981773273

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 1999, 2697, 5003, 5997, 8091, 15009, 17991, 45027, 57971, 61969, 145087, 155093, 173913, 185907, 435261, 465279, 521739, 557721, 1305783, 1395837, 1797101, 4497697, 5391303, 10000997, 13493091, 16173909, 30002991, 40479273, 90008973, 290028913, 310030907, 870086739, 930092721, 2610260217, 2790278163, 8990896303, 26972688909, 80918066727]

約数ペア:

[(1, 80918066727), (3, 26972688909), (9, 8990896303), (29, 2790278163), (31, 2610260217), (87, 930092721), (93, 870086739), (261, 310030907), (279, 290028913), (899, 90008973), (1999, 40479273), (2697, 30002991), (5003, 16173909), (5997, 13493091), (8091, 10000997), (15009, 5391303), (17991, 4497697), (45027, 1797101), (57971, 1395837), (61969, 1305783), (145087, 557721), (155093, 521739), (173913, 465279), (185907, 435261)]