221130294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{478637}}^1$

素因数の和:478660

約数の個数: 32

約数和(自身を含む): 551390976

約数和(自身を除く): 330260682

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 478637, 957274, 1435911, 2871822, 3350459, 5265007, 6700918, 10051377, 10530014, 15795021, 20102754, 31590042, 36855049, 73710098, 110565147, 221130294]

約数ペア:

[(1, 221130294), (2, 110565147), (3, 73710098), (6, 36855049), (7, 31590042), (11, 20102754), (14, 15795021), (21, 10530014), (22, 10051377), (33, 6700918), (42, 5265007), (66, 3350459), (77, 2871822), (154, 1435911), (231, 957274), (462, 478637)]