256685662012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{7467871}}^1$

素因数の和:7468549

約数の個数: 24

約数和(自身を含む): 484485663872

約数和(自身を除く): 227800001860

約数列:

[1, 2, 4, 13, 26, 52, 661, 1322, 2644, 8593, 17186, 34372, 7467871, 14935742, 29871484, 97082323, 194164646, 388329292, 4936262731, 9872525462, 19745050924, 64171415503, 128342831006, 256685662012]

約数ペア:

[(1, 256685662012), (2, 128342831006), (4, 64171415503), (13, 19745050924), (26, 9872525462), (52, 4936262731), (661, 388329292), (1322, 194164646), (2644, 97082323), (8593, 29871484), (17186, 14935742), (34372, 7467871)]