2125401915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{42083}}^1$

素因数の和:42148

約数の個数: 64

約数和(自身を含む): 4298628096

約数和(自身を除く): 2173226181

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 37, 39, 65, 91, 105, 111, 185, 195, 259, 273, 455, 481, 555, 777, 1295, 1365, 1443, 2405, 3367, 3885, 7215, 10101, 16835, 42083, 50505, 126249, 210415, 294581, 547079, 631245, 883743, 1472905, 1557071, 1641237, 2735395, 3829553, 4418715, 4671213, 7785355, 8206185, 10899497, 11488659, 19147765, 20241923, 23356065, 32698491, 54497485, 57443295, 60725769, 101209615, 141693461, 163492455, 303628845, 425080383, 708467305, 2125401915]

約数ペア:

[(1, 2125401915), (3, 708467305), (5, 425080383), (7, 303628845), (13, 163492455), (15, 141693461), (21, 101209615), (35, 60725769), (37, 57443295), (39, 54497485), (65, 32698491), (91, 23356065), (105, 20241923), (111, 19147765), (185, 11488659), (195, 10899497), (259, 8206185), (273, 7785355), (455, 4671213), (481, 4418715), (555, 3829553), (777, 2735395), (1295, 1641237), (1365, 1557071), (1443, 1472905), (2405, 883743), (3367, 631245), (3885, 547079), (7215, 294581), (10101, 210415), (16835, 126249), (42083, 50505)]