77780178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19913}}^1$

素因数の和:19959

約数の個数: 48

約数和(自身を含む): 198821376

約数和(自身を除く): 121041198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 19913, 39826, 59739, 119478, 139391, 179217, 278782, 358434, 418173, 617303, 836346, 1234606, 1254519, 1851909, 2509038, 3703818, 4321121, 5555727, 8642242, 11111454, 12963363, 25926726, 38890089, 77780178]

約数ペア:

[(1, 77780178), (2, 38890089), (3, 25926726), (6, 12963363), (7, 11111454), (9, 8642242), (14, 5555727), (18, 4321121), (21, 3703818), (31, 2509038), (42, 1851909), (62, 1254519), (63, 1234606), (93, 836346), (126, 617303), (186, 418173), (217, 358434), (279, 278782), (434, 179217), (558, 139391), (651, 119478), (1302, 59739), (1953, 39826), (3906, 19913)]