15734390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 33316272

約数和(自身を除く): 17581882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 163, 197, 245, 326, 394, 490, 815, 985, 1141, 1379, 1630, 1970, 2282, 2758, 5705, 6895, 7987, 9653, 11410, 13790, 15974, 19306, 32111, 39935, 48265, 64222, 79870, 96530, 160555, 224777, 321110, 449554, 1123885, 1573439, 2247770, 3146878, 7867195, 15734390]

約数ペア:

[(1, 15734390), (2, 7867195), (5, 3146878), (7, 2247770), (10, 1573439), (14, 1123885), (35, 449554), (49, 321110), (70, 224777), (98, 160555), (163, 96530), (197, 79870), (245, 64222), (326, 48265), (394, 39935), (490, 32111), (815, 19306), (985, 15974), (1141, 13790), (1379, 11410), (1630, 9653), (1970, 7987), (2282, 6895), (2758, 5705)]