399502628

素因数分解:

$2^2\times 7^1\times {\mathrm{3637}}^1\times {\mathrm{3923}}^1$

素因数の和:7571

約数の個数: 24

約数和(自身を含む): 799428672

約数和(自身を除く): 399926044

約数列:

[1, 2, 4, 7, 14, 28, 3637, 3923, 7274, 7846, 14548, 15692, 25459, 27461, 50918, 54922, 101836, 109844, 14267951, 28535902, 57071804, 99875657, 199751314, 399502628]

約数ペア:

[(1, 399502628), (2, 199751314), (4, 99875657), (7, 57071804), (14, 28535902), (28, 14267951), (3637, 109844), (3923, 101836), (7274, 54922), (7846, 50918), (14548, 27461), (15692, 25459)]