133991221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{4219}}^1$

素因数の和:4588

約数の個数: 16

約数和(自身を含む): 165424000

約数和(自身を除く): 31432779

約数列:

[1, 7, 13, 91, 349, 2443, 4219, 4537, 29533, 31759, 54847, 383929, 1472431, 10307017, 19141603, 133991221]

約数ペア:

[(1, 133991221), (7, 19141603), (13, 10307017), (91, 1472431), (349, 383929), (2443, 54847), (4219, 31759), (4537, 29533)]