28950714

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 72

約数和(自身を含む): 70342272

約数和(自身を除く): 41391558

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 234, 279, 307, 338, 403, 507, 558, 614, 806, 921, 1014, 1209, 1521, 1842, 2418, 2763, 3042, 3627, 3991, 5239, 5526, 7254, 7982, 9517, 10478, 11973, 15717, 19034, 23946, 28551, 31434, 35919, 47151, 51883, 57102, 71838, 85653, 94302, 103766, 123721, 155649, 171306, 247442, 311298, 371163, 466947, 742326, 933894, 1113489, 1608373, 2226978, 3216746, 4825119, 9650238, 14475357, 28950714]

約数ペア:

[(1, 28950714), (2, 14475357), (3, 9650238), (6, 4825119), (9, 3216746), (13, 2226978), (18, 1608373), (26, 1113489), (31, 933894), (39, 742326), (62, 466947), (78, 371163), (93, 311298), (117, 247442), (169, 171306), (186, 155649), (234, 123721), (279, 103766), (307, 94302), (338, 85653), (403, 71838), (507, 57102), (558, 51883), (614, 47151), (806, 35919), (921, 31434), (1014, 28551), (1209, 23946), (1521, 19034), (1842, 15717), (2418, 11973), (2763, 10478), (3042, 9517), (3627, 7982), (3991, 7254), (5239, 5526)]