221401370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{44909}}^1$

素因数の和:44962

約数の個数: 32

約数和(自身を含む): 436525200

約数和(自身を除く): 215123830

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 44909, 89818, 224545, 449090, 763453, 1302361, 1526906, 2604722, 3817265, 6511805, 7634530, 13023610, 22140137, 44280274, 110700685, 221401370]

約数ペア:

[(1, 221401370), (2, 110700685), (5, 44280274), (10, 22140137), (17, 13023610), (29, 7634530), (34, 6511805), (58, 3817265), (85, 2604722), (145, 1526906), (170, 1302361), (290, 763453), (493, 449090), (986, 224545), (2465, 89818), (4930, 44909)]