161805303

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 281318400

約数和(自身を除く): 119513097

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 73, 99, 153, 187, 219, 297, 439, 459, 561, 657, 803, 1241, 1317, 1683, 1971, 2409, 3723, 3951, 4829, 5049, 7227, 7463, 11169, 11853, 13651, 14487, 21681, 22389, 32047, 33507, 40953, 43461, 67167, 82093, 96141, 122859, 130383, 201501, 246279, 288423, 352517, 368577, 544799, 738837, 865269, 1057551, 1634397, 2216511, 3172653, 4903191, 5992789, 9517959, 14709573, 17978367, 53935101, 161805303]

約数ペア:

[(1, 161805303), (3, 53935101), (9, 17978367), (11, 14709573), (17, 9517959), (27, 5992789), (33, 4903191), (51, 3172653), (73, 2216511), (99, 1634397), (153, 1057551), (187, 865269), (219, 738837), (297, 544799), (439, 368577), (459, 352517), (561, 288423), (657, 246279), (803, 201501), (1241, 130383), (1317, 122859), (1683, 96141), (1971, 82093), (2409, 67167), (3723, 43461), (3951, 40953), (4829, 33507), (5049, 32047), (7227, 22389), (7463, 21681), (11169, 14487), (11853, 13651)]