189690221

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{38329}}^1$

素因数の和:38444

約数の個数: 12

約数和(自身を含む): 222850620

約数和(自身を除く): 33160399

約数列:

[1, 7, 49, 101, 707, 4949, 38329, 268303, 1878121, 3871229, 27098603, 189690221]

約数ペア:

[(1, 189690221), (7, 27098603), (49, 3871229), (101, 1878121), (707, 268303), (4949, 38329)]