1217228831

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{219281}}^1$

素因数の和:219362

約数の個数: 16

約数和(自身を含む): 1522694208

約数和(自身を除く): 305465377

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 219281, 1534967, 2850653, 13376141, 19954571, 93632987, 173889833, 1217228831]

約数ペア:

[(1, 1217228831), (7, 173889833), (13, 93632987), (61, 19954571), (91, 13376141), (427, 2850653), (793, 1534967), (5551, 219281)]