87139521

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9283}}^1$

素因数の和:9445

約数の個数: 24

約数和(自身を含む): 144830400

約数和(自身を除く): 57690879

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9283, 9387, 27849, 64981, 83547, 194943, 584829, 1383167, 4149501, 9682169, 12448503, 29046507, 87139521]

約数ペア:

[(1, 87139521), (3, 29046507), (7, 12448503), (9, 9682169), (21, 4149501), (63, 1383167), (149, 584829), (447, 194943), (1043, 83547), (1341, 64981), (3129, 27849), (9283, 9387)]