42172715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7817}}^1$

素因数の和:7918

約数の個数: 16

約数和(自身を含む): 55163808

約数和(自身を除く): 12991093

約数列:

[1, 5, 13, 65, 83, 415, 1079, 5395, 7817, 39085, 101621, 508105, 648811, 3244055, 8434543, 42172715]

約数ペア:

[(1, 42172715), (5, 8434543), (13, 3244055), (65, 648811), (83, 508105), (415, 101621), (1079, 39085), (5395, 7817)]