1405196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 2697744

約数和(自身を除く): 1292548

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 443, 793, 886, 1586, 1772, 3172, 5759, 11518, 23036, 27023, 54046, 108092, 351299, 702598, 1405196]

約数ペア:

[(1, 1405196), (2, 702598), (4, 351299), (13, 108092), (26, 54046), (52, 27023), (61, 23036), (122, 11518), (244, 5759), (443, 3172), (793, 1772), (886, 1586)]