227997693

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6451}}^1$

素因数の和:6495

約数の個数: 64

約数和(自身を含む): 445962240

約数和(自身を除く): 217964547

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 99, 119, 153, 187, 189, 231, 297, 357, 459, 561, 693, 1071, 1309, 1683, 2079, 3213, 3927, 5049, 6451, 11781, 19353, 35343, 45157, 58059, 70961, 109667, 135471, 174177, 212883, 329001, 406413, 496727, 638649, 767669, 987003, 1206337, 1219239, 1490181, 1915947, 2303007, 2961009, 3619011, 4470543, 6909021, 8444359, 10857033, 13411629, 20727063, 25333077, 32571099, 75999231, 227997693]

約数ペア:

[(1, 227997693), (3, 75999231), (7, 32571099), (9, 25333077), (11, 20727063), (17, 13411629), (21, 10857033), (27, 8444359), (33, 6909021), (51, 4470543), (63, 3619011), (77, 2961009), (99, 2303007), (119, 1915947), (153, 1490181), (187, 1219239), (189, 1206337), (231, 987003), (297, 767669), (357, 638649), (459, 496727), (561, 406413), (693, 329001), (1071, 212883), (1309, 174177), (1683, 135471), (2079, 109667), (3213, 70961), (3927, 58059), (5049, 45157), (6451, 35343), (11781, 19353)]