25201557

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{1901}}^1$

素因数の和:2401

約数の個数: 16

約数和(自身を含む): 37431360

約数和(自身を除く): 12229803

約数列:

[1, 3, 9, 27, 491, 1473, 1901, 4419, 5703, 13257, 17109, 51327, 933391, 2800173, 8400519, 25201557]

約数ペア:

[(1, 25201557), (3, 8400519), (9, 2800173), (27, 933391), (491, 51327), (1473, 17109), (1901, 13257), (4419, 5703)]