581406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 1351680

約数和(自身を除く): 770274

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 127, 218, 254, 327, 381, 654, 762, 763, 889, 1526, 1778, 2289, 2667, 4578, 5334, 13843, 27686, 41529, 83058, 96901, 193802, 290703, 581406]

約数ペア:

[(1, 581406), (2, 290703), (3, 193802), (6, 96901), (7, 83058), (14, 41529), (21, 27686), (42, 13843), (109, 5334), (127, 4578), (218, 2667), (254, 2289), (327, 1778), (381, 1526), (654, 889), (762, 763)]