249140988

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{32491}}^1$

素因数の和:32575

約数の個数: 48

約数和(自身を含む): 655038720

約数和(自身を除く): 405897732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 32491, 64982, 97473, 129964, 194946, 292419, 389892, 584838, 877257, 1169676, 1754514, 2306861, 3509028, 4613722, 6920583, 9227444, 13841166, 20761749, 27682332, 41523498, 62285247, 83046996, 124570494, 249140988]

約数ペア:

[(1, 249140988), (2, 124570494), (3, 83046996), (4, 62285247), (6, 41523498), (9, 27682332), (12, 20761749), (18, 13841166), (27, 9227444), (36, 6920583), (54, 4613722), (71, 3509028), (108, 2306861), (142, 1754514), (213, 1169676), (284, 877257), (426, 584838), (639, 389892), (852, 292419), (1278, 194946), (1917, 129964), (2556, 97473), (3834, 64982), (7668, 32491)]