74640189

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{383}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 113541120

約数和(自身を除く): 38900931

約数列:

[1, 3, 13, 19, 39, 57, 247, 263, 383, 741, 789, 1149, 3419, 4979, 4997, 7277, 10257, 14937, 14991, 21831, 64961, 94601, 100729, 194883, 283803, 302187, 1309477, 1913851, 3928431, 5741553, 24880063, 74640189]

約数ペア:

[(1, 74640189), (3, 24880063), (13, 5741553), (19, 3928431), (39, 1913851), (57, 1309477), (247, 302187), (263, 283803), (383, 194883), (741, 100729), (789, 94601), (1149, 64961), (3419, 21831), (4979, 14991), (4997, 14937), (7277, 10257)]