388736713

素因数分解:

${\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 423306240

約数和(自身を除く): 34569527

約数列:

[1, 19, 61, 127, 139, 361, 1159, 2413, 2641, 7747, 8479, 17653, 22021, 45847, 50179, 147193, 161101, 335407, 1076833, 2796667, 3060919, 6372733, 20459827, 388736713]

約数ペア:

[(1, 388736713), (19, 20459827), (61, 6372733), (127, 3060919), (139, 2796667), (361, 1076833), (1159, 335407), (2413, 161101), (2641, 147193), (7747, 50179), (8479, 45847), (17653, 22021)]