647198526

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{12329}}^1$

素因数の和:13020

約数の個数: 32

約数和(自身を含む): 1396150560

約数和(自身を除く): 748952034

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 673, 1346, 2019, 4038, 8749, 12329, 17498, 24658, 26247, 36987, 52494, 73974, 160277, 320554, 480831, 961662, 8297417, 16594834, 24892251, 49784502, 107866421, 215732842, 323599263, 647198526]

約数ペア:

[(1, 647198526), (2, 323599263), (3, 215732842), (6, 107866421), (13, 49784502), (26, 24892251), (39, 16594834), (78, 8297417), (673, 961662), (1346, 480831), (2019, 320554), (4038, 160277), (8749, 73974), (12329, 52494), (17498, 36987), (24658, 26247)]