64940638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4919}}^1$

素因数の和:4992

約数の個数: 32

約数和(自身を含む): 119024640

約数和(自身を除く): 54084002

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 287, 322, 574, 943, 1886, 4919, 6601, 9838, 13202, 34433, 68866, 113137, 201679, 226274, 403358, 791959, 1411753, 1583918, 2823506, 4638617, 9277234, 32470319, 64940638]

約数ペア:

[(1, 64940638), (2, 32470319), (7, 9277234), (14, 4638617), (23, 2823506), (41, 1583918), (46, 1411753), (82, 791959), (161, 403358), (287, 226274), (322, 201679), (574, 113137), (943, 68866), (1886, 34433), (4919, 13202), (6601, 9838)]