25021719

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 37252800

約数和(自身を除く): 12231081

約数列:

[1, 3, 9, 47, 141, 149, 397, 423, 447, 1191, 1341, 3573, 7003, 18659, 21009, 55977, 59153, 63027, 167931, 177459, 532377, 2780191, 8340573, 25021719]

約数ペア:

[(1, 25021719), (3, 8340573), (9, 2780191), (47, 532377), (141, 177459), (149, 167931), (397, 63027), (423, 59153), (447, 55977), (1191, 21009), (1341, 18659), (3573, 7003)]