291217545

素因数分解:

$3^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{2741}}^1$

素因数の和:3542

約数の個数: 32

約数和(自身を含む): 518567040

約数和(自身を除く): 227349495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 787, 2361, 2741, 3935, 7083, 8223, 11805, 13705, 21249, 24669, 35415, 41115, 74007, 106245, 123345, 370035, 2157167, 6471501, 10785835, 19414503, 32357505, 58243509, 97072515, 291217545]

約数ペア:

[(1, 291217545), (3, 97072515), (5, 58243509), (9, 32357505), (15, 19414503), (27, 10785835), (45, 6471501), (135, 2157167), (787, 370035), (2361, 123345), (2741, 106245), (3935, 74007), (7083, 41115), (8223, 35415), (11805, 24669), (13705, 21249)]