47172909

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{132137}}^1$

素因数の和:132164

約数の個数: 16

約数和(自身を含む): 76111488

約数和(自身を除く): 28938579

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 132137, 396411, 924959, 2246329, 2774877, 6738987, 15724303, 47172909]

約数ペア:

[(1, 47172909), (3, 15724303), (7, 6738987), (17, 2774877), (21, 2246329), (51, 924959), (119, 396411), (357, 132137)]