27628755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 30432045

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1259, 1463, 1995, 3135, 3777, 4389, 6295, 7315, 8813, 13849, 18885, 21945, 23921, 26439, 41547, 44065, 69245, 71763, 96943, 119605, 132195, 167447, 207735, 263131, 290829, 358815, 484715, 502341, 789393, 837235, 1315655, 1454145, 1841917, 2511705, 3946965, 5525751, 9209585, 27628755]

約数ペア:

[(1, 27628755), (3, 9209585), (5, 5525751), (7, 3946965), (11, 2511705), (15, 1841917), (19, 1454145), (21, 1315655), (33, 837235), (35, 789393), (55, 502341), (57, 484715), (77, 358815), (95, 290829), (105, 263131), (133, 207735), (165, 167447), (209, 132195), (231, 119605), (285, 96943), (385, 71763), (399, 69245), (627, 44065), (665, 41547), (1045, 26439), (1155, 23921), (1259, 21945), (1463, 18885), (1995, 13849), (3135, 8813), (3777, 7315), (4389, 6295)]