396287216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{26099}}^1$

素因数の和:26193

約数の個数: 40

約数和(自身を含む): 838227600

約数和(自身を除く): 441940384

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 7592, 15184, 26099, 52198, 104396, 208792, 339287, 417584, 678574, 1357148, 1905227, 2714296, 3810454, 5428592, 7620908, 15241816, 24767951, 30483632, 49535902, 99071804, 198143608, 396287216]

約数ペア:

[(1, 396287216), (2, 198143608), (4, 99071804), (8, 49535902), (13, 30483632), (16, 24767951), (26, 15241816), (52, 7620908), (73, 5428592), (104, 3810454), (146, 2714296), (208, 1905227), (292, 1357148), (584, 678574), (949, 417584), (1168, 339287), (1898, 208792), (3796, 104396), (7592, 52198), (15184, 26099)]