388959642

素因数分解:

$2^1\times 3^2\times {\mathrm{263}}^1\times {\mathrm{82163}}^1$

素因数の和:82434

約数の個数: 24

約数和(自身を含む): 845960544

約数和(自身を除く): 457000902

約数列:

[1, 2, 3, 6, 9, 18, 263, 526, 789, 1578, 2367, 4734, 82163, 164326, 246489, 492978, 739467, 1478934, 21608869, 43217738, 64826607, 129653214, 194479821, 388959642]

約数ペア:

[(1, 388959642), (2, 194479821), (3, 129653214), (6, 64826607), (9, 43217738), (18, 21608869), (263, 1478934), (526, 739467), (789, 492978), (1578, 246489), (2367, 164326), (4734, 82163)]