249967151

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{23173}}^1$

素因数の和:23270

約数の個数: 16

約数和(自身を含む): 302559744

約数和(自身を除く): 52592593

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 23173, 162211, 532979, 1552591, 3730853, 10868137, 35709593, 249967151]

約数ペア:

[(1, 249967151), (7, 35709593), (23, 10868137), (67, 3730853), (161, 1552591), (469, 532979), (1541, 162211), (10787, 23173)]