42321705

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{17971}}^1$

素因数の和:18136

約数の個数: 16

約数和(自身を含む): 68149824

約数和(自身を除く): 25828119

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 17971, 53913, 89855, 269565, 2821447, 8464341, 14107235, 42321705]

約数ペア:

[(1, 42321705), (3, 14107235), (5, 8464341), (15, 2821447), (157, 269565), (471, 89855), (785, 53913), (2355, 17971)]