123856135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{112087}}^1$

素因数の和:112122

約数の個数: 16

約数和(自身を含む): 169477056

約数和(自身を除く): 45620921

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 112087, 560435, 1457131, 1905479, 7285655, 9527395, 24771227, 123856135]

約数ペア:

[(1, 123856135), (5, 24771227), (13, 9527395), (17, 7285655), (65, 1905479), (85, 1457131), (221, 560435), (1105, 112087)]