81371016

素因数分解:

$2^3\times 3^2\times {\mathrm{557}}^1\times {\mathrm{2029}}^1$

素因数の和:2598

約数の個数: 48

約数和(自身を含む): 220884300

約数和(自身を除く): 139513284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 557, 1114, 1671, 2029, 2228, 3342, 4058, 4456, 5013, 6087, 6684, 8116, 10026, 12174, 13368, 16232, 18261, 20052, 24348, 36522, 40104, 48696, 73044, 146088, 1130153, 2260306, 3390459, 4520612, 6780918, 9041224, 10171377, 13561836, 20342754, 27123672, 40685508, 81371016]

約数ペア:

[(1, 81371016), (2, 40685508), (3, 27123672), (4, 20342754), (6, 13561836), (8, 10171377), (9, 9041224), (12, 6780918), (18, 4520612), (24, 3390459), (36, 2260306), (72, 1130153), (557, 146088), (1114, 73044), (1671, 48696), (2029, 40104), (2228, 36522), (3342, 24348), (4058, 20052), (4456, 18261), (5013, 16232), (6087, 13368), (6684, 12174), (8116, 10026)]