427772007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1999}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 698880000

約数和(自身を除く): 271107993

約数列:

[1, 3, 9, 13, 31, 39, 59, 93, 117, 177, 279, 403, 531, 767, 1209, 1829, 1999, 2301, 3627, 5487, 5997, 6903, 16461, 17991, 23777, 25987, 61969, 71331, 77961, 117941, 185907, 213993, 233883, 353823, 557721, 805597, 1061469, 1533233, 2416791, 3656171, 4599699, 7250373, 10968513, 13799097, 32905539, 47530223, 142590669, 427772007]

約数ペア:

[(1, 427772007), (3, 142590669), (9, 47530223), (13, 32905539), (31, 13799097), (39, 10968513), (59, 7250373), (93, 4599699), (117, 3656171), (177, 2416791), (279, 1533233), (403, 1061469), (531, 805597), (767, 557721), (1209, 353823), (1829, 233883), (1999, 213993), (2301, 185907), (3627, 117941), (5487, 77961), (5997, 71331), (6903, 61969), (16461, 25987), (17991, 23777)]