641205591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{159623}}^1$

素因数の和:159742

約数の個数: 16

約数和(自身を含む): 929650176

約数和(自身を除く): 288444585

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 159623, 478869, 2075099, 6225297, 16441169, 49323507, 213735197, 641205591]

約数ペア:

[(1, 641205591), (3, 213735197), (13, 49323507), (39, 16441169), (103, 6225297), (309, 2075099), (1339, 478869), (4017, 159623)]