621374013

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2557}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 1013049856

約数和(自身を除く): 391675843

約数列:

[1, 3, 9, 13, 31, 39, 67, 93, 117, 201, 279, 403, 603, 871, 1209, 2077, 2557, 2613, 3627, 6231, 7671, 7839, 18693, 23013, 27001, 33241, 79267, 81003, 99723, 171319, 237801, 243009, 299169, 513957, 713403, 1030471, 1541871, 2227147, 3091413, 5310889, 6681441, 9274239, 15932667, 20044323, 47798001, 69041557, 207124671, 621374013]

約数ペア:

[(1, 621374013), (3, 207124671), (9, 69041557), (13, 47798001), (31, 20044323), (39, 15932667), (67, 9274239), (93, 6681441), (117, 5310889), (201, 3091413), (279, 2227147), (403, 1541871), (603, 1030471), (871, 713403), (1209, 513957), (2077, 299169), (2557, 243009), (2613, 237801), (3627, 171319), (6231, 99723), (7671, 81003), (7839, 79267), (18693, 33241), (23013, 27001)]