27988691

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 31747968

約数和(自身を除く): 3759277

約数列:

[1, 19, 31, 41, 61, 361, 589, 779, 1159, 1271, 1891, 2501, 11191, 14801, 22021, 24149, 35929, 47519, 77531, 458831, 682651, 902861, 1473089, 27988691]

約数ペア:

[(1, 27988691), (19, 1473089), (31, 902861), (41, 682651), (61, 458831), (361, 77531), (589, 47519), (779, 35929), (1159, 24149), (1271, 22021), (1891, 14801), (2501, 11191)]