25315821

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{5897}}^1$

素因数の和:5962

約数の個数: 20

約数和(自身を含む): 38537532

約数和(自身を除く): 13221711

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 5897, 17691, 53073, 159219, 312541, 477657, 937623, 2812869, 8438607, 25315821]

約数ペア:

[(1, 25315821), (3, 8438607), (9, 2812869), (27, 937623), (53, 477657), (81, 312541), (159, 159219), (477, 53073), (1431, 17691), (4293, 5897)]