212905637

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{255589}}^1$

素因数の和:255620

約数の個数: 12

約数和(自身を含む): 262235340

約数和(自身を除く): 49329703

約数列:

[1, 7, 17, 49, 119, 833, 255589, 1789123, 4345013, 12523861, 30415091, 212905637]

約数ペア:

[(1, 212905637), (7, 30415091), (17, 12523861), (49, 4345013), (119, 1789123), (833, 255589)]