51273405

素因数分解:

$3^4\times 5^1\times {\mathrm{126601}}^1$

素因数の和:126618

約数の個数: 20

約数和(自身を含む): 91913052

約数和(自身を除く): 40639647

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 126601, 379803, 633005, 1139409, 1899015, 3418227, 5697045, 10254681, 17091135, 51273405]

約数ペア:

[(1, 51273405), (3, 17091135), (5, 10254681), (9, 5697045), (15, 3418227), (27, 1899015), (45, 1139409), (81, 633005), (135, 379803), (405, 126601)]