55575057

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 83704320

約数和(自身を除く): 28129263

約数列:

[1, 3, 17, 19, 51, 57, 83, 249, 323, 691, 969, 1411, 1577, 2073, 4233, 4731, 11747, 13129, 26809, 35241, 39387, 57353, 80427, 172059, 223193, 669579, 975001, 1089707, 2925003, 3269121, 18525019, 55575057]

約数ペア:

[(1, 55575057), (3, 18525019), (17, 3269121), (19, 2925003), (51, 1089707), (57, 975001), (83, 669579), (249, 223193), (323, 172059), (691, 80427), (969, 57353), (1411, 39387), (1577, 35241), (2073, 26809), (4233, 13129), (4731, 11747)]