213975251

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{1601}}^1$

素因数の和:1982

約数の個数: 16

約数和(自身を含む): 249501888

約数和(自身を除く): 35526637

約数列:

[1, 7, 61, 313, 427, 1601, 2191, 11207, 19093, 97661, 133651, 501113, 683627, 3507791, 30567893, 213975251]

約数ペア:

[(1, 213975251), (7, 30567893), (61, 3507791), (313, 683627), (427, 501113), (1601, 133651), (2191, 97661), (11207, 19093)]