278360640009

素因数分解:

$3^2\times {\mathrm{6991}}^1\times {\mathrm{4424111}}^1$

素因数の和:4431108

約数の個数: 12

約数和(自身を含む): 402134084352

約数和(自身を除く): 123773444343

約数列:

[1, 3, 9, 6991, 20973, 62919, 4424111, 13272333, 39816999, 30928960001, 92786880003, 278360640009]

約数ペア:

[(1, 278360640009), (3, 92786880003), (9, 30928960001), (6991, 39816999), (20973, 13272333), (62919, 4424111)]