2899275

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 5237760

約数和(自身を除く): 2338485

約数列:

[1, 3, 5, 15, 25, 29, 31, 43, 75, 87, 93, 129, 145, 155, 215, 435, 465, 645, 725, 775, 899, 1075, 1247, 1333, 2175, 2325, 2697, 3225, 3741, 3999, 4495, 6235, 6665, 13485, 18705, 19995, 22475, 31175, 33325, 38657, 67425, 93525, 99975, 115971, 193285, 579855, 966425, 2899275]

約数ペア:

[(1, 2899275), (3, 966425), (5, 579855), (15, 193285), (25, 115971), (29, 99975), (31, 93525), (43, 67425), (75, 38657), (87, 33325), (93, 31175), (129, 22475), (145, 19995), (155, 18705), (215, 13485), (435, 6665), (465, 6235), (645, 4495), (725, 3999), (775, 3741), (899, 3225), (1075, 2697), (1247, 2325), (1333, 2175)]