400729006078

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{9419609}}^1$

素因数の和:9419939

約数の個数: 16

約数和(自身を含む): 610390728000

約数和(自身を除く): 209661721922

約数列:

[1, 2, 89, 178, 239, 478, 21271, 42542, 9419609, 18839218, 838345201, 1676690402, 2251286551, 4502573102, 200364503039, 400729006078]

約数ペア:

[(1, 400729006078), (2, 200364503039), (89, 4502573102), (178, 2251286551), (239, 1676690402), (478, 838345201), (21271, 18839218), (42542, 9419609)]