20171001039

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1\times {\mathrm{20747}}^1$

素因数の和:21515

約数の個数: 32

約数和(自身を含む): 31242172416

約数和(自身を除く): 11071171377

約数列:

[1, 3, 7, 21, 67, 201, 469, 691, 1407, 2073, 4837, 14511, 20747, 46297, 62241, 138891, 145229, 324079, 435687, 972237, 1390049, 4170147, 9730343, 14336177, 29191029, 43008531, 100353239, 301059717, 960523859, 2881571577, 6723667013, 20171001039]

約数ペア:

[(1, 20171001039), (3, 6723667013), (7, 2881571577), (21, 960523859), (67, 301059717), (201, 100353239), (469, 43008531), (691, 29191029), (1407, 14336177), (2073, 9730343), (4837, 4170147), (14511, 1390049), (20747, 972237), (46297, 435687), (62241, 324079), (138891, 145229)]