65611521

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{661}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 97592040

約数和(自身を除く): 31980519

約数列:

[1, 3, 9, 41, 123, 269, 369, 661, 807, 1983, 2421, 5949, 11029, 27101, 33087, 81303, 99261, 177809, 243909, 533427, 1600281, 7290169, 21870507, 65611521]

約数ペア:

[(1, 65611521), (3, 21870507), (9, 7290169), (41, 1600281), (123, 533427), (269, 243909), (369, 177809), (661, 99261), (807, 81303), (1983, 33087), (2421, 27101), (5949, 11029)]