207181665

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21023}}^1$

素因数の和:21110

約数の個数: 32

約数和(自身を含む): 373386240

約数和(自身を除く): 166204575

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 9855, 21023, 63069, 105115, 189207, 315345, 567621, 946035, 1534679, 2838105, 4604037, 7673395, 13812111, 23020185, 41436333, 69060555, 207181665]

約数ペア:

[(1, 207181665), (3, 69060555), (5, 41436333), (9, 23020185), (15, 13812111), (27, 7673395), (45, 4604037), (73, 2838105), (135, 1534679), (219, 946035), (365, 567621), (657, 315345), (1095, 189207), (1971, 105115), (3285, 63069), (9855, 21023)]