249399462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 557706240

約数和(自身を除く): 308306778

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 103, 111, 206, 222, 309, 481, 618, 839, 962, 1339, 1443, 1678, 2517, 2678, 2886, 3811, 4017, 5034, 7622, 8034, 10907, 11433, 21814, 22866, 31043, 32721, 49543, 62086, 65442, 86417, 93129, 99086, 148629, 172834, 186258, 259251, 297258, 403559, 518502, 807118, 1123421, 1210677, 2246842, 2421354, 3197429, 3370263, 6394858, 6740526, 9592287, 19184574, 41566577, 83133154, 124699731, 249399462]

約数ペア:

[(1, 249399462), (2, 124699731), (3, 83133154), (6, 41566577), (13, 19184574), (26, 9592287), (37, 6740526), (39, 6394858), (74, 3370263), (78, 3197429), (103, 2421354), (111, 2246842), (206, 1210677), (222, 1123421), (309, 807118), (481, 518502), (618, 403559), (839, 297258), (962, 259251), (1339, 186258), (1443, 172834), (1678, 148629), (2517, 99086), (2678, 93129), (2886, 86417), (3811, 65442), (4017, 62086), (5034, 49543), (7622, 32721), (8034, 31043), (10907, 22866), (11433, 21814)]