28676868

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2441}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 73846080

約数和(自身を除く): 45169212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 89, 132, 178, 267, 356, 534, 979, 1068, 1958, 2441, 2937, 3916, 4882, 5874, 7323, 9764, 11748, 14646, 26851, 29292, 53702, 80553, 107404, 161106, 217249, 322212, 434498, 651747, 868996, 1303494, 2389739, 2606988, 4779478, 7169217, 9558956, 14338434, 28676868]

約数ペア:

[(1, 28676868), (2, 14338434), (3, 9558956), (4, 7169217), (6, 4779478), (11, 2606988), (12, 2389739), (22, 1303494), (33, 868996), (44, 651747), (66, 434498), (89, 322212), (132, 217249), (178, 161106), (267, 107404), (356, 80553), (534, 53702), (979, 29292), (1068, 26851), (1958, 14646), (2441, 11748), (2937, 9764), (3916, 7323), (4882, 5874)]