30902778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{90359}}^1$

素因数の和:90386

約数の個数: 24

約数和(自身を含む): 70480800

約数和(自身を除く): 39578022

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 90359, 180718, 271077, 542154, 813231, 1626462, 1716821, 3433642, 5150463, 10300926, 15451389, 30902778]

約数ペア:

[(1, 30902778), (2, 15451389), (3, 10300926), (6, 5150463), (9, 3433642), (18, 1716821), (19, 1626462), (38, 813231), (57, 542154), (114, 271077), (171, 180718), (342, 90359)]