1239236478

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{631619}}^1$

素因数の和:631736

約数の個数: 24

約数和(自身を含む): 2709649800

約数和(自身を除く): 1470413322

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 631619, 1263238, 1894857, 3789714, 5684571, 11369142, 68846471, 137692942, 206539413, 413078826, 619618239, 1239236478]

約数ペア:

[(1, 1239236478), (2, 619618239), (3, 413078826), (6, 206539413), (9, 137692942), (18, 68846471), (109, 11369142), (218, 5684571), (327, 3789714), (654, 1894857), (981, 1263238), (1962, 631619)]