386942685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{4049}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 648518400

約数和(自身を除く): 261575715

約数列:

[1, 3, 5, 15, 23, 69, 115, 277, 345, 831, 1385, 4049, 4155, 6371, 12147, 19113, 20245, 31855, 60735, 93127, 95565, 279381, 465635, 1121573, 1396905, 3364719, 5607865, 16823595, 25796179, 77388537, 128980895, 386942685]

約数ペア:

[(1, 386942685), (3, 128980895), (5, 77388537), (15, 25796179), (23, 16823595), (69, 5607865), (115, 3364719), (277, 1396905), (345, 1121573), (831, 465635), (1385, 279381), (4049, 95565), (4155, 93127), (6371, 60735), (12147, 31855), (19113, 20245)]