28988635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5011}}^1$

素因数の和:5118

約数の個数: 16

約数和(自身を含む): 37890720

約数和(自身を除く): 8902085

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5011, 5785, 25055, 65143, 325715, 445979, 2229895, 5797727, 28988635]

約数ペア:

[(1, 28988635), (5, 5797727), (13, 2229895), (65, 445979), (89, 325715), (445, 65143), (1157, 25055), (5011, 5785)]