81970845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2426

約数の個数: 48

約数和(自身を含む): 151811520

約数和(自身を除く): 69840675

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 165, 209, 285, 363, 605, 627, 1045, 1815, 2299, 2377, 3135, 6897, 7131, 11495, 11885, 26147, 34485, 35655, 45163, 78441, 130735, 135489, 225815, 287617, 392205, 496793, 677445, 862851, 1438085, 1490379, 2483965, 4314255, 5464723, 7451895, 16394169, 27323615, 81970845]

約数ペア:

[(1, 81970845), (3, 27323615), (5, 16394169), (11, 7451895), (15, 5464723), (19, 4314255), (33, 2483965), (55, 1490379), (57, 1438085), (95, 862851), (121, 677445), (165, 496793), (209, 392205), (285, 287617), (363, 225815), (605, 135489), (627, 130735), (1045, 78441), (1815, 45163), (2299, 35655), (2377, 34485), (3135, 26147), (6897, 11885), (7131, 11495)]