13820075

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 17863440

約数和(自身を除く): 4043365

約数列:

[1, 5, 25, 41, 97, 139, 205, 485, 695, 1025, 2425, 3475, 3977, 5699, 13483, 19885, 28495, 67415, 99425, 142475, 337075, 552803, 2764015, 13820075]

約数ペア:

[(1, 13820075), (5, 2764015), (25, 552803), (41, 337075), (97, 142475), (139, 99425), (205, 67415), (485, 28495), (695, 19885), (1025, 13483), (2425, 5699), (3475, 3977)]