42553539

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3691}}^1$

素因数の和:3768

約数の個数: 32

約数和(自身を含む): 73249280

約数和(自身を除く): 30695741

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3691, 3843, 11073, 11529, 25837, 33219, 77511, 99657, 225151, 232533, 675453, 697599, 1576057, 2026359, 4728171, 6079077, 14184513, 42553539]

約数ペア:

[(1, 42553539), (3, 14184513), (7, 6079077), (9, 4728171), (21, 2026359), (27, 1576057), (61, 697599), (63, 675453), (183, 232533), (189, 225151), (427, 99657), (549, 77511), (1281, 33219), (1647, 25837), (3691, 11529), (3843, 11073)]