890868

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 2407104

約数和(自身を除く): 1516236

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 397, 561, 748, 794, 1122, 1191, 1588, 2244, 2382, 4367, 4764, 6749, 8734, 13101, 13498, 17468, 20247, 26202, 26996, 40494, 52404, 74239, 80988, 148478, 222717, 296956, 445434, 890868]

約数ペア:

[(1, 890868), (2, 445434), (3, 296956), (4, 222717), (6, 148478), (11, 80988), (12, 74239), (17, 52404), (22, 40494), (33, 26996), (34, 26202), (44, 20247), (51, 17468), (66, 13498), (68, 13101), (102, 8734), (132, 6749), (187, 4764), (204, 4367), (374, 2382), (397, 2244), (561, 1588), (748, 1191), (794, 1122)]