291240381

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{13103}}^1$

素因数の和:13376

約数の個数: 16

約数和(自身を含む): 402554880

約数和(自身を除く): 111314499

約数列:

[1, 3, 31, 93, 239, 717, 7409, 13103, 22227, 39309, 406193, 1218579, 3131617, 9394851, 97080127, 291240381]

約数ペア:

[(1, 291240381), (3, 97080127), (31, 9394851), (93, 3131617), (239, 1218579), (717, 406193), (7409, 39309), (13103, 22227)]