28753308

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 77342720

約数和(自身を除く): 48589412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 127, 171, 228, 254, 331, 342, 381, 508, 662, 684, 762, 993, 1143, 1324, 1524, 1986, 2286, 2413, 2979, 3972, 4572, 4826, 5958, 6289, 7239, 9652, 11916, 12578, 14478, 18867, 21717, 25156, 28956, 37734, 42037, 43434, 56601, 75468, 84074, 86868, 113202, 126111, 168148, 226404, 252222, 378333, 504444, 756666, 798703, 1513332, 1597406, 2396109, 3194812, 4792218, 7188327, 9584436, 14376654, 28753308]

約数ペア:

[(1, 28753308), (2, 14376654), (3, 9584436), (4, 7188327), (6, 4792218), (9, 3194812), (12, 2396109), (18, 1597406), (19, 1513332), (36, 798703), (38, 756666), (57, 504444), (76, 378333), (114, 252222), (127, 226404), (171, 168148), (228, 126111), (254, 113202), (331, 86868), (342, 84074), (381, 75468), (508, 56601), (662, 43434), (684, 42037), (762, 37734), (993, 28956), (1143, 25156), (1324, 21717), (1524, 18867), (1986, 14478), (2286, 12578), (2413, 11916), (2979, 9652), (3972, 7239), (4572, 6289), (4826, 5958)]