221414921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{5419}}^1$

素因数の和:5888

約数の個数: 16

約数和(自身を含む): 273168000

約数和(自身を除く): 51753079

約数列:

[1, 7, 13, 91, 449, 3143, 5419, 5837, 37933, 40859, 70447, 493129, 2433131, 17031917, 31630703, 221414921]

約数ペア:

[(1, 221414921), (7, 31630703), (13, 17031917), (91, 2433131), (449, 493129), (3143, 70447), (5419, 40859), (5837, 37933)]