520018569

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{119627}}^1$

素因数の和:119666

約数の個数: 32

約数和(自身を含む): 918743040

約数和(自身を除く): 398724471

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 119627, 358881, 837389, 1076643, 2512167, 2751421, 3229929, 7536501, 8254263, 19259947, 22609503, 24762789, 57779841, 74288367, 173339523, 520018569]

約数ペア:

[(1, 520018569), (3, 173339523), (7, 74288367), (9, 57779841), (21, 24762789), (23, 22609503), (27, 19259947), (63, 8254263), (69, 7536501), (161, 3229929), (189, 2751421), (207, 2512167), (483, 1076643), (621, 837389), (1449, 358881), (4347, 119627)]