264032015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{238943}}^1$

素因数の和:238978

約数の個数: 16

約数和(自身を含む): 361283328

約数和(自身を除く): 97251313

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 238943, 1194715, 3106259, 4062031, 15531295, 20310155, 52806403, 264032015]

約数ペア:

[(1, 264032015), (5, 52806403), (13, 20310155), (17, 15531295), (65, 4062031), (85, 3106259), (221, 1194715), (1105, 238943)]