42420405

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{53359}}^1$

素因数の和:53420

約数の個数: 16

約数和(自身を含む): 69154560

約数和(自身を除く): 26734155

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 53359, 160077, 266795, 800385, 2828027, 8484081, 14140135, 42420405]

約数ペア:

[(1, 42420405), (3, 14140135), (5, 8484081), (15, 2828027), (53, 800385), (159, 266795), (265, 160077), (795, 53359)]