158854815

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{72043}}^1$

素因数の和:72068

約数の個数: 36

約数和(自身を含む): 320307624

約数和(自身を除く): 161452809

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 72043, 216129, 360215, 504301, 648387, 1080645, 1512903, 2521505, 3241935, 3530107, 4538709, 7564515, 10590321, 17650535, 22693545, 31770963, 52951605, 158854815]

約数ペア:

[(1, 158854815), (3, 52951605), (5, 31770963), (7, 22693545), (9, 17650535), (15, 10590321), (21, 7564515), (35, 4538709), (45, 3530107), (49, 3241935), (63, 2521505), (105, 1512903), (147, 1080645), (245, 648387), (315, 504301), (441, 360215), (735, 216129), (2205, 72043)]