1298983205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1\times {\mathrm{16421}}^1$

素因数の和:17656

約数の個数: 16

約数和(自身を含む): 1680167664

約数和(自身を除く): 381184459

約数列:

[1, 5, 13, 65, 1217, 6085, 15821, 16421, 79105, 82105, 213473, 1067365, 19984357, 99921785, 259796641, 1298983205]

約数ペア:

[(1, 1298983205), (5, 259796641), (13, 99921785), (65, 19984357), (1217, 1067365), (6085, 213473), (15821, 82105), (16421, 79105)]