1213581315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{95071}}^1$

素因数の和:95139

約数の個数: 32

約数和(自身を含む): 2080935936

約数和(自身を除く): 867354621

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 2553, 4255, 12765, 95071, 285213, 475355, 1426065, 2186633, 3517627, 6559899, 10552881, 10933165, 17588135, 32799495, 52764405, 80905421, 242716263, 404527105, 1213581315]

約数ペア:

[(1, 1213581315), (3, 404527105), (5, 242716263), (15, 80905421), (23, 52764405), (37, 32799495), (69, 17588135), (111, 10933165), (115, 10552881), (185, 6559899), (345, 3517627), (555, 2186633), (851, 1426065), (2553, 475355), (4255, 285213), (12765, 95071)]