820980732

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{478427}}^1$

素因数の和:478458

約数の個数: 48

約数和(自身を含む): 2250525312

約数和(自身を除く): 1429544580

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 478427, 956854, 1435281, 1913708, 2870562, 5262697, 5741124, 6219551, 10525394, 12439102, 15788091, 18658653, 21050788, 24878204, 31576182, 37317306, 63152364, 68415061, 74634612, 136830122, 205245183, 273660244, 410490366, 820980732]

約数ペア:

[(1, 820980732), (2, 410490366), (3, 273660244), (4, 205245183), (6, 136830122), (11, 74634612), (12, 68415061), (13, 63152364), (22, 37317306), (26, 31576182), (33, 24878204), (39, 21050788), (44, 18658653), (52, 15788091), (66, 12439102), (78, 10525394), (132, 6219551), (143, 5741124), (156, 5262697), (286, 2870562), (429, 1913708), (572, 1435281), (858, 956854), (1716, 478427)]