25520871

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 34675200

約数和(自身を除く): 9154329

約数列:

[1, 3, 79, 237, 257, 419, 771, 1257, 20303, 33101, 60909, 99303, 107683, 323049, 8506957, 25520871]

約数ペア:

[(1, 25520871), (3, 8506957), (79, 323049), (237, 107683), (257, 99303), (419, 60909), (771, 33101), (1257, 20303)]