215218420081

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1\times {\mathrm{512741}}^1$

素因数の和:513792

約数の個数: 16

約数和(自身を含む): 250250911488

約数和(自身を除く): 35032491407

約数列:

[1, 7, 61, 427, 983, 6881, 59963, 419741, 512741, 3589187, 31277201, 218940407, 504024403, 3528170821, 30745488583, 215218420081]

約数ペア:

[(1, 215218420081), (7, 30745488583), (61, 3528170821), (427, 504024403), (983, 218940407), (6881, 31277201), (59963, 3589187), (419741, 512741)]