156728138

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{881}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 273829248

約数和(自身を除く): 117101110

約数列:

[1, 2, 7, 14, 97, 131, 194, 262, 679, 881, 917, 1358, 1762, 1834, 6167, 12334, 12707, 25414, 85457, 88949, 115411, 170914, 177898, 230822, 598199, 807877, 1196398, 1615754, 11194867, 22389734, 78364069, 156728138]

約数ペア:

[(1, 156728138), (2, 78364069), (7, 22389734), (14, 11194867), (97, 1615754), (131, 1196398), (194, 807877), (262, 598199), (679, 230822), (881, 177898), (917, 170914), (1358, 115411), (1762, 88949), (1834, 85457), (6167, 25414), (12334, 12707)]