520067223

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1783}}^1$

素因数の和:2085

約数の個数: 40

約数和(自身を含む): 840142688

約数和(自身を除く): 320075465

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 277, 351, 831, 1053, 1783, 2493, 3601, 5349, 7479, 10803, 16047, 22437, 23179, 32409, 48141, 69537, 97227, 144423, 208611, 291681, 493891, 625833, 1481673, 1877499, 4445019, 6420583, 13335057, 19261749, 40005171, 57785247, 173355741, 520067223]

約数ペア:

[(1, 520067223), (3, 173355741), (9, 57785247), (13, 40005171), (27, 19261749), (39, 13335057), (81, 6420583), (117, 4445019), (277, 1877499), (351, 1481673), (831, 625833), (1053, 493891), (1783, 291681), (2493, 208611), (3601, 144423), (5349, 97227), (7479, 69537), (10803, 48141), (16047, 32409), (22437, 23179)]