7490988

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 19600000

約数和(自身を除く): 12109012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 499, 556, 834, 998, 1251, 1497, 1668, 1996, 2502, 2994, 3753, 4491, 5004, 5988, 7506, 8982, 13473, 15012, 17964, 26946, 53892, 69361, 138722, 208083, 277444, 416166, 624249, 832332, 1248498, 1872747, 2496996, 3745494, 7490988]

約数ペア:

[(1, 7490988), (2, 3745494), (3, 2496996), (4, 1872747), (6, 1248498), (9, 832332), (12, 624249), (18, 416166), (27, 277444), (36, 208083), (54, 138722), (108, 69361), (139, 53892), (278, 26946), (417, 17964), (499, 15012), (556, 13473), (834, 8982), (998, 7506), (1251, 5988), (1497, 5004), (1668, 4491), (1996, 3753), (2502, 2994)]