213057801

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{3769}}^1$

素因数の和:4357

約数の個数: 24

約数和(自身を含む): 336404640

約数和(自身を除く): 123346839

約数列:

[1, 3, 9, 11, 33, 99, 571, 1713, 3769, 5139, 6281, 11307, 18843, 33921, 41459, 56529, 124377, 373131, 2152099, 6456297, 19368891, 23673089, 71019267, 213057801]

約数ペア:

[(1, 213057801), (3, 71019267), (9, 23673089), (11, 19368891), (33, 6456297), (99, 2152099), (571, 373131), (1713, 124377), (3769, 56529), (5139, 41459), (6281, 33921), (11307, 18843)]