7923513

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 13065920

約数和(自身を除く): 5142407

約数列:

[1, 3, 13, 17, 19, 37, 39, 51, 57, 111, 221, 247, 289, 323, 481, 629, 663, 703, 741, 867, 969, 1443, 1887, 2109, 3757, 4199, 5491, 8177, 9139, 10693, 11271, 11951, 12597, 16473, 24531, 27417, 32079, 35853, 71383, 139009, 155363, 203167, 214149, 417027, 466089, 609501, 2641171, 7923513]

約数ペア:

[(1, 7923513), (3, 2641171), (13, 609501), (17, 466089), (19, 417027), (37, 214149), (39, 203167), (51, 155363), (57, 139009), (111, 71383), (221, 35853), (247, 32079), (289, 27417), (323, 24531), (481, 16473), (629, 12597), (663, 11951), (703, 11271), (741, 10693), (867, 9139), (969, 8177), (1443, 5491), (1887, 4199), (2109, 3757)]