2103585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 3958080

約数和(自身を除く): 1854495

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 61, 95, 121, 165, 183, 209, 285, 305, 363, 605, 627, 671, 915, 1045, 1159, 1815, 2013, 2299, 3135, 3355, 3477, 5795, 6897, 7381, 10065, 11495, 12749, 17385, 22143, 34485, 36905, 38247, 63745, 110715, 140239, 191235, 420717, 701195, 2103585]

約数ペア:

[(1, 2103585), (3, 701195), (5, 420717), (11, 191235), (15, 140239), (19, 110715), (33, 63745), (55, 38247), (57, 36905), (61, 34485), (95, 22143), (121, 17385), (165, 12749), (183, 11495), (209, 10065), (285, 7381), (305, 6897), (363, 5795), (605, 3477), (627, 3355), (671, 3135), (915, 2299), (1045, 2013), (1159, 1815)]