664485993

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{63703}}^1$

素因数の和:63789

約数の個数: 24

約数和(自身を含む): 1026908480

約数和(自身を除く): 362422487

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 3477, 10431, 63703, 191109, 573327, 1210357, 3631071, 3885883, 10893213, 11657649, 34972947, 73831777, 221495331, 664485993]

約数ペア:

[(1, 664485993), (3, 221495331), (9, 73831777), (19, 34972947), (57, 11657649), (61, 10893213), (171, 3885883), (183, 3631071), (549, 1210357), (1159, 573327), (3477, 191109), (10431, 63703)]