401020906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{17749}}^1$

素因数の和:17854

約数の個数: 32

約数和(自身を含む): 715680000

約数和(自身を除く): 314659094

約数列:

[1, 2, 11, 13, 22, 26, 79, 143, 158, 286, 869, 1027, 1738, 2054, 11297, 17749, 22594, 35498, 195239, 230737, 390478, 461474, 1402171, 2538107, 2804342, 5076214, 15423881, 18228223, 30847762, 36456446, 200510453, 401020906]

約数ペア:

[(1, 401020906), (2, 200510453), (11, 36456446), (13, 30847762), (22, 18228223), (26, 15423881), (79, 5076214), (143, 2804342), (158, 2538107), (286, 1402171), (869, 461474), (1027, 390478), (1738, 230737), (2054, 195239), (11297, 35498), (17749, 22594)]