99981505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90481}}^1$

素因数の和:90516

約数の個数: 16

約数和(自身を含む): 136808784

約数和(自身を除く): 36827279

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 90481, 452405, 1176253, 1538177, 5881265, 7690885, 19996301, 99981505]

約数ペア:

[(1, 99981505), (5, 19996301), (13, 7690885), (17, 5881265), (65, 1538177), (85, 1176253), (221, 452405), (1105, 90481)]