55591770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142543}}^1$

素因数の和:142566

約数の個数: 32

約数和(自身を含む): 143684352

約数和(自身を除く): 88092582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 142543, 285086, 427629, 712715, 855258, 1425430, 1853059, 2138145, 3706118, 4276290, 5559177, 9265295, 11118354, 18530590, 27795885, 55591770]

約数ペア:

[(1, 55591770), (2, 27795885), (3, 18530590), (5, 11118354), (6, 9265295), (10, 5559177), (13, 4276290), (15, 3706118), (26, 2138145), (30, 1853059), (39, 1425430), (65, 855258), (78, 712715), (130, 427629), (195, 285086), (390, 142543)]