203313261

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 293868288

約数和(自身を除く): 90555027

約数列:

[1, 3, 23, 37, 69, 97, 111, 291, 821, 851, 2231, 2463, 2553, 3589, 6693, 10767, 18883, 30377, 56649, 79637, 82547, 91131, 238911, 247641, 698671, 1831651, 2096013, 2946569, 5494953, 8839707, 67771087, 203313261]

約数ペア:

[(1, 203313261), (3, 67771087), (23, 8839707), (37, 5494953), (69, 2946569), (97, 2096013), (111, 1831651), (291, 698671), (821, 247641), (851, 238911), (2231, 91131), (2463, 82547), (2553, 79637), (3589, 56649), (6693, 30377), (10767, 18883)]