400561882

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{30341}}^1$

素因数の和:30414

約数の個数: 32

約数和(自身を含む): 734033664

約数和(自身を除く): 333471782

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 287, 322, 574, 943, 1886, 6601, 13202, 30341, 60682, 212387, 424774, 697843, 1243981, 1395686, 2487962, 4884901, 8707867, 9769802, 17415734, 28611563, 57223126, 200280941, 400561882]

約数ペア:

[(1, 400561882), (2, 200280941), (7, 57223126), (14, 28611563), (23, 17415734), (41, 9769802), (46, 8707867), (82, 4884901), (161, 2487962), (287, 1395686), (322, 1243981), (574, 697843), (943, 424774), (1886, 212387), (6601, 60682), (13202, 30341)]