71205136

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{43207}}^1$

素因数の和:43318

約数の個数: 20

約数和(自身を含む): 139302592

約数和(自身を除く): 68097456

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 43207, 86414, 172828, 345656, 691312, 4450321, 8900642, 17801284, 35602568, 71205136]

約数ペア:

[(1, 71205136), (2, 35602568), (4, 17801284), (8, 8900642), (16, 4450321), (103, 691312), (206, 345656), (412, 172828), (824, 86414), (1648, 43207)]