1221475801

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{169909}}^1$

素因数の和:170008

約数の個数: 16

約数和(自身を含む): 1522393600

約数和(自身を除く): 300917799

約数列:

[1, 7, 13, 79, 91, 553, 1027, 7189, 169909, 1189363, 2208817, 13422811, 15461719, 93959677, 174496543, 1221475801]

約数ペア:

[(1, 1221475801), (7, 174496543), (13, 93959677), (79, 15461719), (91, 13422811), (553, 2208817), (1027, 1189363), (7189, 169909)]