728856

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 2021760

約数和(自身を除く): 1292904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 191, 212, 318, 382, 424, 477, 573, 636, 764, 954, 1146, 1272, 1528, 1719, 1908, 2292, 3438, 3816, 4584, 6876, 10123, 13752, 20246, 30369, 40492, 60738, 80984, 91107, 121476, 182214, 242952, 364428, 728856]

約数ペア:

[(1, 728856), (2, 364428), (3, 242952), (4, 182214), (6, 121476), (8, 91107), (9, 80984), (12, 60738), (18, 40492), (24, 30369), (36, 20246), (53, 13752), (72, 10123), (106, 6876), (159, 4584), (191, 3816), (212, 3438), (318, 2292), (382, 1908), (424, 1719), (477, 1528), (573, 1272), (636, 1146), (764, 954)]