139012168

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2243}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 267125760

約数和(自身を除く): 128113592

約数列:

[1, 2, 4, 8, 61, 122, 127, 244, 254, 488, 508, 1016, 2243, 4486, 7747, 8972, 15494, 17944, 30988, 61976, 136823, 273646, 284861, 547292, 569722, 1094584, 1139444, 2278888, 17376521, 34753042, 69506084, 139012168]

約数ペア:

[(1, 139012168), (2, 69506084), (4, 34753042), (8, 17376521), (61, 2278888), (122, 1139444), (127, 1094584), (244, 569722), (254, 547292), (488, 284861), (508, 273646), (1016, 136823), (2243, 61976), (4486, 30988), (7747, 17944), (8972, 15494)]