1993145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 3096576

約数和(自身を除く): 1103431

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 167, 217, 341, 385, 835, 1085, 1169, 1705, 1837, 2387, 5177, 5845, 9185, 11935, 12859, 25885, 36239, 56947, 64295, 181195, 284735, 398629, 1993145]

約数ペア:

[(1, 1993145), (5, 398629), (7, 284735), (11, 181195), (31, 64295), (35, 56947), (55, 36239), (77, 25885), (155, 12859), (167, 11935), (217, 9185), (341, 5845), (385, 5177), (835, 2387), (1085, 1837), (1169, 1705)]