78145918

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{1669}}^1$

素因数の和:2283

約数の個数: 16

約数和(自身を含む): 120360240

約数和(自身を除く): 42214322

約数列:

[1, 2, 41, 82, 571, 1142, 1669, 3338, 23411, 46822, 68429, 136858, 952999, 1905998, 39072959, 78145918]

約数ペア:

[(1, 78145918), (2, 39072959), (41, 1905998), (82, 952999), (571, 136858), (1142, 68429), (1669, 46822), (3338, 23411)]