1218959147

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{23599}}^1$

素因数の和:23810

約数の個数: 16

約数和(自身を含む): 1431859200

約数和(自身を除く): 212900053

約数列:

[1, 7, 47, 157, 329, 1099, 7379, 23599, 51653, 165193, 1109153, 3705043, 7764071, 25935301, 174137021, 1218959147]

約数ペア:

[(1, 1218959147), (7, 174137021), (47, 25935301), (157, 7764071), (329, 3705043), (1099, 1109153), (7379, 165193), (23599, 51653)]