28299288

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 75600000

約数和(自身を除く): 47300712

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 139, 204, 278, 408, 417, 499, 556, 834, 998, 1112, 1497, 1668, 1996, 2363, 2994, 3336, 3992, 4726, 5988, 7089, 8483, 9452, 11976, 14178, 16966, 18904, 25449, 28356, 33932, 50898, 56712, 67864, 69361, 101796, 138722, 203592, 208083, 277444, 416166, 554888, 832332, 1179137, 1664664, 2358274, 3537411, 4716548, 7074822, 9433096, 14149644, 28299288]

約数ペア:

[(1, 28299288), (2, 14149644), (3, 9433096), (4, 7074822), (6, 4716548), (8, 3537411), (12, 2358274), (17, 1664664), (24, 1179137), (34, 832332), (51, 554888), (68, 416166), (102, 277444), (136, 208083), (139, 203592), (204, 138722), (278, 101796), (408, 69361), (417, 67864), (499, 56712), (556, 50898), (834, 33932), (998, 28356), (1112, 25449), (1497, 18904), (1668, 16966), (1996, 14178), (2363, 11976), (2994, 9452), (3336, 8483), (3992, 7089), (4726, 5988)]