681252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 1872192

約数和(自身を除く): 1190940

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 397, 429, 572, 794, 858, 1191, 1588, 1716, 2382, 4367, 4764, 5161, 8734, 10322, 13101, 15483, 17468, 20644, 26202, 30966, 52404, 56771, 61932, 113542, 170313, 227084, 340626, 681252]

約数ペア:

[(1, 681252), (2, 340626), (3, 227084), (4, 170313), (6, 113542), (11, 61932), (12, 56771), (13, 52404), (22, 30966), (26, 26202), (33, 20644), (39, 17468), (44, 15483), (52, 13101), (66, 10322), (78, 8734), (132, 5161), (143, 4764), (156, 4367), (286, 2382), (397, 1716), (429, 1588), (572, 1191), (794, 858)]