87172001

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{7417}}^1$

素因数の和:7520

約数の個数: 16

約数和(自身を含む): 105394944

約数和(自身を除く): 18222943

約数列:

[1, 7, 23, 73, 161, 511, 1679, 7417, 11753, 51919, 170591, 541441, 1194137, 3790087, 12453143, 87172001]

約数ペア:

[(1, 87172001), (7, 12453143), (23, 3790087), (73, 1194137), (161, 541441), (511, 170591), (1679, 51919), (7417, 11753)]