31421065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 11318135

約数列:

[1, 5, 13, 29, 65, 79, 145, 211, 377, 395, 1027, 1055, 1885, 2291, 2743, 5135, 6119, 11455, 13715, 16669, 29783, 30595, 79547, 83345, 148915, 216697, 397735, 483401, 1083485, 2417005, 6284213, 31421065]

約数ペア:

[(1, 31421065), (5, 6284213), (13, 2417005), (29, 1083485), (65, 483401), (79, 397735), (145, 216697), (211, 148915), (377, 83345), (395, 79547), (1027, 30595), (1055, 29783), (1885, 16669), (2291, 13715), (2743, 11455), (5135, 6119)]