258064131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3779}}^1$

素因数の和:3915

約数の個数: 32

約数和(自身を含む): 396264960

約数和(自身を除く): 138200829

約数列:

[1, 3, 13, 17, 39, 51, 103, 221, 309, 663, 1339, 1751, 3779, 4017, 5253, 11337, 22763, 49127, 64243, 68289, 147381, 192729, 389237, 835159, 1167711, 2505477, 5060081, 6617029, 15180243, 19851087, 86021377, 258064131]

約数ペア:

[(1, 258064131), (3, 86021377), (13, 19851087), (17, 15180243), (39, 6617029), (51, 5060081), (103, 2505477), (221, 1167711), (309, 835159), (663, 389237), (1339, 192729), (1751, 147381), (3779, 68289), (4017, 64243), (5253, 49127), (11337, 22763)]