261837284

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{26729}}^1$

素因数の和:26843

約数の個数: 24

約数和(自身を含む): 479001600

約数和(自身を除く): 217164316

約数列:

[1, 2, 4, 31, 62, 79, 124, 158, 316, 2449, 4898, 9796, 26729, 53458, 106916, 828599, 1657198, 2111591, 3314396, 4223182, 8446364, 65459321, 130918642, 261837284]

約数ペア:

[(1, 261837284), (2, 130918642), (4, 65459321), (31, 8446364), (62, 4223182), (79, 3314396), (124, 2111591), (158, 1657198), (316, 828599), (2449, 106916), (4898, 53458), (9796, 26729)]