242828456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 511526400

約数和(自身を除く): 268697944

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 109, 124, 218, 248, 403, 436, 691, 806, 872, 1382, 1417, 1612, 2764, 2834, 3224, 3379, 5528, 5668, 6758, 8983, 11336, 13516, 17966, 21421, 27032, 35932, 42842, 43927, 71864, 75319, 85684, 87854, 150638, 171368, 175708, 278473, 301276, 351416, 556946, 602552, 979147, 1113892, 1958294, 2227784, 2334889, 3916588, 4669778, 7833176, 9339556, 18679112, 30353557, 60707114, 121414228, 242828456]

約数ペア:

[(1, 242828456), (2, 121414228), (4, 60707114), (8, 30353557), (13, 18679112), (26, 9339556), (31, 7833176), (52, 4669778), (62, 3916588), (104, 2334889), (109, 2227784), (124, 1958294), (218, 1113892), (248, 979147), (403, 602552), (436, 556946), (691, 351416), (806, 301276), (872, 278473), (1382, 175708), (1417, 171368), (1612, 150638), (2764, 87854), (2834, 85684), (3224, 75319), (3379, 71864), (5528, 43927), (5668, 42842), (6758, 35932), (8983, 27032), (11336, 21421), (13516, 17966)]