2001497779

素因数分解:

${\mathrm{41}}^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 2115154800

約数和(自身を除く): 113657021

約数列:

[1, 41, 61, 131, 149, 1681, 2501, 5371, 6109, 7991, 9089, 19519, 102541, 220211, 250469, 327631, 372649, 800279, 1190659, 13432871, 15278609, 32811439, 48817019, 2001497779]

約数ペア:

[(1, 2001497779), (41, 48817019), (61, 32811439), (131, 15278609), (149, 13432871), (1681, 1190659), (2501, 800279), (5371, 372649), (6109, 327631), (7991, 250469), (9089, 220211), (19519, 102541)]