15380457831

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{338203}}^1$

素因数の和:338403

約数の個数: 24

約数和(自身を含む): 23073629696

約数和(自身を除く): 7693171865

約数列:

[1, 3, 9, 31, 93, 163, 279, 489, 1467, 5053, 15159, 45477, 338203, 1014609, 3043827, 10484293, 31452879, 55127089, 94358637, 165381267, 496143801, 1708939759, 5126819277, 15380457831]

約数ペア:

[(1, 15380457831), (3, 5126819277), (9, 1708939759), (31, 496143801), (93, 165381267), (163, 94358637), (279, 55127089), (489, 31452879), (1467, 10484293), (5053, 3043827), (15159, 1014609), (45477, 338203)]