642099218

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{102539}}^1$

素因数の和:102673

約数の個数: 16

約数和(自身を含む): 1004071680

約数和(自身を除く): 361972462

約数列:

[1, 2, 31, 62, 101, 202, 3131, 6262, 102539, 205078, 3178709, 6357418, 10356439, 20712878, 321049609, 642099218]

約数ペア:

[(1, 642099218), (2, 321049609), (31, 20712878), (62, 10356439), (101, 6357418), (202, 3178709), (3131, 205078), (6262, 102539)]