15696978921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{695141}}^1$

素因数の和:695353

約数の個数: 24

約数和(自身を含む): 24544073736

約数和(自身を除く): 8847094815

約数列:

[1, 3, 9, 13, 39, 117, 193, 579, 1737, 2509, 7527, 22581, 695141, 2085423, 6256269, 9036833, 27110499, 81331497, 134162213, 402486639, 1207459917, 1744108769, 5232326307, 15696978921]

約数ペア:

[(1, 15696978921), (3, 5232326307), (9, 1744108769), (13, 1207459917), (39, 402486639), (117, 134162213), (193, 81331497), (579, 27110499), (1737, 9036833), (2509, 6256269), (7527, 2085423), (22581, 695141)]