668812787

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 734171760

約数和(自身を除く): 65358973

約数列:

[1, 19, 41, 73, 361, 619, 779, 1387, 2993, 11761, 14801, 25379, 26353, 45187, 56867, 223459, 482201, 858553, 1080473, 1852667, 9161819, 16312507, 35200673, 668812787]

約数ペア:

[(1, 668812787), (19, 35200673), (41, 16312507), (73, 9161819), (361, 1852667), (619, 1080473), (779, 858553), (1387, 482201), (2993, 223459), (11761, 56867), (14801, 45187), (25379, 26353)]