30978423

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2687}}^1$

素因数の和:2764

約数の個数: 32

約数和(自身を含む): 53329920

約数和(自身を除く): 22351497

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 2687, 3843, 8061, 11529, 18809, 24183, 56427, 72549, 163907, 169281, 491721, 507843, 1147349, 1475163, 3442047, 4425489, 10326141, 30978423]

約数ペア:

[(1, 30978423), (3, 10326141), (7, 4425489), (9, 3442047), (21, 1475163), (27, 1147349), (61, 507843), (63, 491721), (183, 169281), (189, 163907), (427, 72549), (549, 56427), (1281, 24183), (1647, 18809), (2687, 11529), (3843, 8061)]