784836

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:82

約数の個数: 72

約数和(自身を含む): 2254560

約数和(自身を除く): 1469724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 86, 108, 117, 129, 156, 169, 172, 234, 258, 338, 351, 387, 468, 507, 516, 559, 676, 702, 774, 1014, 1118, 1161, 1404, 1521, 1548, 1677, 2028, 2236, 2322, 3042, 3354, 4563, 4644, 5031, 6084, 6708, 7267, 9126, 10062, 14534, 15093, 18252, 20124, 21801, 29068, 30186, 43602, 60372, 65403, 87204, 130806, 196209, 261612, 392418, 784836]

約数ペア:

[(1, 784836), (2, 392418), (3, 261612), (4, 196209), (6, 130806), (9, 87204), (12, 65403), (13, 60372), (18, 43602), (26, 30186), (27, 29068), (36, 21801), (39, 20124), (43, 18252), (52, 15093), (54, 14534), (78, 10062), (86, 9126), (108, 7267), (117, 6708), (129, 6084), (156, 5031), (169, 4644), (172, 4563), (234, 3354), (258, 3042), (338, 2322), (351, 2236), (387, 2028), (468, 1677), (507, 1548), (516, 1521), (559, 1404), (676, 1161), (702, 1118), (774, 1014)]