27961912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5209}}^1$

素因数の和:5287

約数の個数: 32

約数和(自身を含む): 58143600

約数和(自身を除く): 30181688

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5209, 5368, 10418, 20836, 41672, 57299, 114598, 229196, 317749, 458392, 635498, 1270996, 2541992, 3495239, 6990478, 13980956, 27961912]

約数ペア:

[(1, 27961912), (2, 13980956), (4, 6990478), (8, 3495239), (11, 2541992), (22, 1270996), (44, 635498), (61, 458392), (88, 317749), (122, 229196), (244, 114598), (488, 57299), (671, 41672), (1342, 20836), (2684, 10418), (5209, 5368)]