261978005438

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{853}}^1\times {\mathrm{1520423}}^1$

素因数の和:1521379

約数の個数: 16

約数和(自身を含む): 397323281376

約数和(自身を除く): 135345275938

約数列:

[1, 2, 101, 202, 853, 1706, 86153, 172306, 1520423, 3040846, 153562723, 307125446, 1296920819, 2593841638, 130989002719, 261978005438]

約数ペア:

[(1, 261978005438), (2, 130989002719), (101, 2593841638), (202, 1296920819), (853, 307125446), (1706, 153562723), (86153, 3040846), (172306, 1520423)]