197171947

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{1129}}^1$

素因数の和:1606

約数の個数: 16

約数和(自身を含む): 229796800

約数和(自身を除く): 32624853

約数列:

[1, 7, 61, 409, 427, 1129, 2863, 7903, 24949, 68869, 174643, 461761, 482083, 3232327, 28167421, 197171947]

約数ペア:

[(1, 197171947), (7, 28167421), (61, 3232327), (409, 482083), (427, 461761), (1129, 174643), (2863, 68869), (7903, 24949)]