23890491

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 40919040

約数和(自身を除く): 17028549

約数列:

[1, 3, 9, 17, 23, 27, 31, 51, 69, 73, 93, 153, 207, 219, 279, 391, 459, 527, 621, 657, 713, 837, 1173, 1241, 1581, 1679, 1971, 2139, 2263, 3519, 3723, 4743, 5037, 6417, 6789, 10557, 11169, 12121, 14229, 15111, 19251, 20367, 28543, 33507, 36363, 38471, 45333, 52049, 61101, 85629, 109089, 115413, 156147, 256887, 327267, 346239, 468441, 770661, 884833, 1038717, 1405323, 2654499, 7963497, 23890491]

約数ペア:

[(1, 23890491), (3, 7963497), (9, 2654499), (17, 1405323), (23, 1038717), (27, 884833), (31, 770661), (51, 468441), (69, 346239), (73, 327267), (93, 256887), (153, 156147), (207, 115413), (219, 109089), (279, 85629), (391, 61101), (459, 52049), (527, 45333), (621, 38471), (657, 36363), (713, 33507), (837, 28543), (1173, 20367), (1241, 19251), (1581, 15111), (1679, 14229), (1971, 12121), (2139, 11169), (2263, 10557), (3519, 6789), (3723, 6417), (4743, 5037)]