15307947

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{4021}}^1$

素因数の和:4080

約数の個数: 20

約数和(自身を含む): 23359776

約数和(自身を除く): 8051829

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 4021, 12063, 36189, 108567, 188987, 325701, 566961, 1700883, 5102649, 15307947]

約数ペア:

[(1, 15307947), (3, 5102649), (9, 1700883), (27, 566961), (47, 325701), (81, 188987), (141, 108567), (423, 36189), (1269, 12063), (3807, 4021)]