128037416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1231129}}^1$

素因数の和:1231148

約数の個数: 16

約数和(自身を含む): 258537300

約数和(自身を除く): 130499884

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1231129, 2462258, 4924516, 9849032, 16004677, 32009354, 64018708, 128037416]

約数ペア:

[(1, 128037416), (2, 64018708), (4, 32009354), (8, 16004677), (13, 9849032), (26, 4924516), (52, 2462258), (104, 1231129)]