129440255

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{194647}}^1$

素因数の和:194678

約数の個数: 16

約数和(自身を含む): 186862080

約数和(自身を除く): 57421825

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 194647, 973235, 1362529, 3698293, 6812645, 18491465, 25888051, 129440255]

約数ペア:

[(1, 129440255), (5, 25888051), (7, 18491465), (19, 6812645), (35, 3698293), (95, 1362529), (133, 973235), (665, 194647)]