209217368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53047}}^1$

素因数の和:53099

約数の個数: 32

約数和(自身を含む): 429688800

約数和(自身を除く): 220471432

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 53047, 106094, 212188, 424376, 901799, 1538363, 1803598, 3076726, 3607196, 6153452, 7214392, 12306904, 26152171, 52304342, 104608684, 209217368]

約数ペア:

[(1, 209217368), (2, 104608684), (4, 52304342), (8, 26152171), (17, 12306904), (29, 7214392), (34, 6153452), (58, 3607196), (68, 3076726), (116, 1803598), (136, 1538363), (232, 901799), (493, 424376), (986, 212188), (1972, 106094), (3944, 53047)]