287680991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{2389}}^1$

素因数の和:2618

約数の個数: 16

約数和(自身を含む): 317200800

約数和(自身を除く): 29519809

約数列:

[1, 13, 59, 157, 767, 2041, 2389, 9263, 31057, 120419, 140951, 375073, 1832363, 4875949, 22129307, 287680991]

約数ペア:

[(1, 287680991), (13, 22129307), (59, 4875949), (157, 1832363), (767, 375073), (2041, 140951), (2389, 120419), (9263, 31057)]