397603970

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{409901}}^1$

素因数の和:410005

約数の個数: 16

約数和(自身を含む): 723067128

約数和(自身を除く): 325463158

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 409901, 819802, 2049505, 4099010, 39760397, 79520794, 198801985, 397603970]

約数ペア:

[(1, 397603970), (2, 198801985), (5, 79520794), (10, 39760397), (97, 4099010), (194, 2049505), (485, 819802), (970, 409901)]