15949990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 34219152

約数和(自身を除く): 18269162

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 757, 1505, 1514, 2107, 3010, 3785, 4214, 5299, 7570, 10535, 10598, 21070, 26495, 32551, 37093, 52990, 65102, 74186, 162755, 185465, 227857, 325510, 370930, 455714, 1139285, 1594999, 2278570, 3189998, 7974995, 15949990]

約数ペア:

[(1, 15949990), (2, 7974995), (5, 3189998), (7, 2278570), (10, 1594999), (14, 1139285), (35, 455714), (43, 370930), (49, 325510), (70, 227857), (86, 185465), (98, 162755), (215, 74186), (245, 65102), (301, 52990), (430, 37093), (490, 32551), (602, 26495), (757, 21070), (1505, 10598), (1514, 10535), (2107, 7570), (3010, 5299), (3785, 4214)]