81455585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{14303}}^1$

素因数の和:14392

約数の個数: 16

約数和(自身を含む): 105048576

約数和(自身を除く): 23592991

約数列:

[1, 5, 17, 67, 85, 335, 1139, 5695, 14303, 71515, 243151, 958301, 1215755, 4791505, 16291117, 81455585]

約数ペア:

[(1, 81455585), (5, 16291117), (17, 4791505), (67, 1215755), (85, 958301), (335, 243151), (1139, 71515), (5695, 14303)]