870418

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 16

約数和(自身を含む): 1370880

約数和(自身を除く): 500462

約数列:

[1, 2, 31, 62, 101, 139, 202, 278, 3131, 4309, 6262, 8618, 14039, 28078, 435209, 870418]

約数ペア:

[(1, 870418), (2, 435209), (31, 28078), (62, 14039), (101, 8618), (139, 6262), (202, 4309), (278, 3131)]