39329913

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 61480960

約数和(自身を除く): 22151047

約数列:

[1, 3, 7, 21, 79, 151, 157, 237, 453, 471, 553, 1057, 1099, 1659, 3171, 3297, 11929, 12403, 23707, 35787, 37209, 71121, 83503, 86821, 165949, 250509, 260463, 497847, 1872853, 5618559, 13109971, 39329913]

約数ペア:

[(1, 39329913), (3, 13109971), (7, 5618559), (21, 1872853), (79, 497847), (151, 260463), (157, 250509), (237, 165949), (453, 86821), (471, 83503), (553, 71121), (1057, 37209), (1099, 35787), (1659, 23707), (3171, 12403), (3297, 11929)]