12644475

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3181}}^1$

素因数の和:3247

約数の個数: 24

約数和(自身を含む): 21306672

約数和(自身を除く): 8662197

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3181, 3975, 9543, 15905, 47715, 79525, 168593, 238575, 505779, 842965, 2528895, 4214825, 12644475]

約数ペア:

[(1, 12644475), (3, 4214825), (5, 2528895), (15, 842965), (25, 505779), (53, 238575), (75, 168593), (159, 79525), (265, 47715), (795, 15905), (1325, 9543), (3181, 3975)]