388718356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{5413}}^1$

素因数の和:6811

約数の個数: 24

約数和(自身を含む): 733250504

約数和(自身を除く): 344532148

約数列:

[1, 2, 4, 13, 26, 52, 1381, 2762, 5413, 5524, 10826, 17953, 21652, 35906, 70369, 71812, 140738, 281476, 7475353, 14950706, 29901412, 97179589, 194359178, 388718356]

約数ペア:

[(1, 388718356), (2, 194359178), (4, 97179589), (13, 29901412), (26, 14950706), (52, 7475353), (1381, 281476), (2762, 140738), (5413, 71812), (5524, 70369), (10826, 35906), (17953, 21652)]