47207421

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 72673920

約数和(自身を除く): 25466499

約数列:

[1, 3, 9, 27, 43, 73, 129, 219, 387, 557, 657, 1161, 1671, 1971, 3139, 5013, 9417, 15039, 23951, 28251, 40661, 71853, 84753, 121983, 215559, 365949, 646677, 1097847, 1748423, 5245269, 15735807, 47207421]

約数ペア:

[(1, 47207421), (3, 15735807), (9, 5245269), (27, 1748423), (43, 1097847), (73, 646677), (129, 365949), (219, 215559), (387, 121983), (557, 84753), (657, 71853), (1161, 40661), (1671, 28251), (1971, 23951), (3139, 15039), (5013, 9417)]