212748045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{5987}}^1$

素因数の和:6121

約数の個数: 32

約数和(自身を含む): 358705152

約数和(自身を除く): 145957107

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 309, 345, 515, 1545, 2369, 5987, 7107, 11845, 17961, 29935, 35535, 89805, 137701, 413103, 616661, 688505, 1849983, 2065515, 3083305, 9249915, 14183203, 42549609, 70916015, 212748045]

約数ペア:

[(1, 212748045), (3, 70916015), (5, 42549609), (15, 14183203), (23, 9249915), (69, 3083305), (103, 2065515), (115, 1849983), (309, 688505), (345, 616661), (515, 413103), (1545, 137701), (2369, 89805), (5987, 35535), (7107, 29935), (11845, 17961)]