123780712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23059}}^1$

素因数の和:23137

約数の個数: 32

約数和(自身を含む): 257349600

約数和(自身を除く): 133568888

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 23059, 46118, 92236, 184472, 253649, 507298, 1014596, 1406599, 2029192, 2813198, 5626396, 11252792, 15472589, 30945178, 61890356, 123780712]

約数ペア:

[(1, 123780712), (2, 61890356), (4, 30945178), (8, 15472589), (11, 11252792), (22, 5626396), (44, 2813198), (61, 2029192), (88, 1406599), (122, 1014596), (244, 507298), (488, 253649), (671, 184472), (1342, 92236), (2684, 46118), (5368, 23059)]