16561510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 35228736

約数和(自身を除く): 18667226

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 463, 490, 511, 730, 926, 1022, 2315, 2555, 3241, 3577, 4630, 5110, 6482, 7154, 16205, 17885, 22687, 32410, 33799, 35770, 45374, 67598, 113435, 168995, 226870, 236593, 337990, 473186, 1182965, 1656151, 2365930, 3312302, 8280755, 16561510]

約数ペア:

[(1, 16561510), (2, 8280755), (5, 3312302), (7, 2365930), (10, 1656151), (14, 1182965), (35, 473186), (49, 337990), (70, 236593), (73, 226870), (98, 168995), (146, 113435), (245, 67598), (365, 45374), (463, 35770), (490, 33799), (511, 32410), (730, 22687), (926, 17885), (1022, 16205), (2315, 7154), (2555, 6482), (3241, 5110), (3577, 4630)]