139578495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8467}}^1$

素因数の和:8639

約数の個数: 32

約数和(自身を含む): 256885248

約数和(自身を除く): 117306753

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 157, 471, 785, 1099, 2355, 3297, 5495, 8467, 16485, 25401, 42335, 59269, 127005, 177807, 296345, 889035, 1329319, 3987957, 6646595, 9305233, 19939785, 27915699, 46526165, 139578495]

約数ペア:

[(1, 139578495), (3, 46526165), (5, 27915699), (7, 19939785), (15, 9305233), (21, 6646595), (35, 3987957), (105, 1329319), (157, 889035), (471, 296345), (785, 177807), (1099, 127005), (2355, 59269), (3297, 42335), (5495, 25401), (8467, 16485)]