2679940095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{214481}}^1$

素因数の和:214520

約数の個数: 48

約数和(自身を含む): 5281404768

約数和(自身を除く): 2601464673

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 214481, 643443, 1072405, 1501367, 3217215, 3646177, 4504101, 7506835, 10509569, 10938531, 18230885, 22520505, 25523239, 31528707, 52547845, 54692655, 76569717, 127616195, 157643535, 178662673, 382848585, 535988019, 893313365, 2679940095]

約数ペア:

[(1, 2679940095), (3, 893313365), (5, 535988019), (7, 382848585), (15, 178662673), (17, 157643535), (21, 127616195), (35, 76569717), (49, 54692655), (51, 52547845), (85, 31528707), (105, 25523239), (119, 22520505), (147, 18230885), (245, 10938531), (255, 10509569), (357, 7506835), (595, 4504101), (735, 3646177), (833, 3217215), (1785, 1501367), (2499, 1072405), (4165, 643443), (12495, 214481)]