81502321821

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1\times {\mathrm{13709}}^1$

素因数の和:14173

約数の個数: 32

約数和(自身を含む): 111939408000

約数和(自身を除く): 30437086179

約数列:

[1, 3, 53, 139, 159, 269, 417, 807, 7367, 13709, 14257, 22101, 37391, 41127, 42771, 112173, 726577, 1905551, 1981723, 2179731, 3687721, 5716653, 5945169, 11063163, 100994203, 195449213, 302982609, 512593219, 586347639, 1537779657, 27167440607, 81502321821]

約数ペア:

[(1, 81502321821), (3, 27167440607), (53, 1537779657), (139, 586347639), (159, 512593219), (269, 302982609), (417, 195449213), (807, 100994203), (7367, 11063163), (13709, 5945169), (14257, 5716653), (22101, 3687721), (37391, 2179731), (41127, 1981723), (42771, 1905551), (112173, 726577)]