31993715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 43436736

約数和(自身を除く): 11443021

約数列:

[1, 5, 13, 37, 53, 65, 185, 251, 265, 481, 689, 1255, 1961, 2405, 3263, 3445, 9287, 9805, 13303, 16315, 25493, 46435, 66515, 120731, 127465, 172939, 492211, 603655, 864695, 2461055, 6398743, 31993715]

約数ペア:

[(1, 31993715), (5, 6398743), (13, 2461055), (37, 864695), (53, 603655), (65, 492211), (185, 172939), (251, 127465), (265, 120731), (481, 66515), (689, 46435), (1255, 25493), (1961, 16315), (2405, 13303), (3263, 9805), (3445, 9287)]