30912981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 17471019

約数列:

[1, 3, 11, 19, 33, 47, 57, 141, 209, 517, 627, 893, 1049, 1551, 2679, 3147, 9823, 11539, 19931, 29469, 34617, 49303, 59793, 147909, 219241, 542333, 657723, 936757, 1626999, 2810271, 10304327, 30912981]

約数ペア:

[(1, 30912981), (3, 10304327), (11, 2810271), (19, 1626999), (33, 936757), (47, 657723), (57, 542333), (141, 219241), (209, 147909), (517, 59793), (627, 49303), (893, 34617), (1049, 29469), (1551, 19931), (2679, 11539), (3147, 9823)]