12222815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 16374960

約数和(自身を除く): 4152145

約数列:

[1, 5, 11, 55, 89, 121, 227, 445, 605, 979, 1135, 2497, 4895, 10769, 12485, 20203, 27467, 53845, 101015, 137335, 222233, 1111165, 2444563, 12222815]

約数ペア:

[(1, 12222815), (5, 2444563), (11, 1111165), (55, 222233), (89, 137335), (121, 101015), (227, 53845), (445, 27467), (605, 20203), (979, 12485), (1135, 10769), (2497, 4895)]