139968142

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{2707}}^1$

素因数の和:3063

約数の個数: 16

約数和(自身を含む): 212913792

約数和(自身を除く): 72945650

約数列:

[1, 2, 103, 206, 251, 502, 2707, 5414, 25853, 51706, 278821, 557642, 679457, 1358914, 69984071, 139968142]

約数ペア:

[(1, 139968142), (2, 69984071), (103, 1358914), (206, 679457), (251, 557642), (502, 278821), (2707, 51706), (5414, 25853)]