128351406

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{211801}}^1$

素因数の和:211907

約数の個数: 16

約数和(自身を含む): 259245648

約数和(自身を除く): 130894242

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 211801, 423602, 635403, 1270806, 21391901, 42783802, 64175703, 128351406]

約数ペア:

[(1, 128351406), (2, 64175703), (3, 42783802), (6, 21391901), (101, 1270806), (202, 635403), (303, 423602), (606, 211801)]