7198551

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:684

約数の個数: 20

約数和(自身を含む): 10834824

約数和(自身を除く): 3636273

約数列:

[1, 3, 9, 27, 81, 181, 491, 543, 1473, 1629, 4419, 4887, 13257, 14661, 39771, 88871, 266613, 799839, 2399517, 7198551]

約数ペア:

[(1, 7198551), (3, 2399517), (9, 799839), (27, 266613), (81, 88871), (181, 39771), (491, 14661), (543, 13257), (1473, 4887), (1629, 4419)]