149245418

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4283}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 271434240

約数和(自身を除く): 122188822

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 917, 1834, 2489, 4283, 4978, 8566, 17423, 29981, 34846, 59962, 81377, 162754, 561073, 569639, 1122146, 1139278, 3927511, 7855022, 10660387, 21320774, 74622709, 149245418]

約数ペア:

[(1, 149245418), (2, 74622709), (7, 21320774), (14, 10660387), (19, 7855022), (38, 3927511), (131, 1139278), (133, 1122146), (262, 569639), (266, 561073), (917, 162754), (1834, 81377), (2489, 59962), (4283, 34846), (4978, 29981), (8566, 17423)]