213864976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9433}}^1$

素因数の和:9563

約数の個数: 40

約数和(自身を含む): 450379160

約数和(自身を除く): 236514184

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5668, 9433, 11336, 18866, 22672, 37732, 75464, 122629, 150928, 245258, 490516, 981032, 1028197, 1962064, 2056394, 4112788, 8225576, 13366561, 16451152, 26733122, 53466244, 106932488, 213864976]

約数ペア:

[(1, 213864976), (2, 106932488), (4, 53466244), (8, 26733122), (13, 16451152), (16, 13366561), (26, 8225576), (52, 4112788), (104, 2056394), (109, 1962064), (208, 1028197), (218, 981032), (436, 490516), (872, 245258), (1417, 150928), (1744, 122629), (2834, 75464), (5668, 37732), (9433, 22672), (11336, 18866)]