28354482

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^3\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 68544000

約数和(自身を除く): 40189518

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 239, 338, 351, 478, 507, 702, 717, 1014, 1434, 1521, 2151, 2197, 3042, 3107, 4302, 4394, 4563, 6214, 6453, 6591, 9126, 9321, 12906, 13182, 18642, 19773, 27963, 39546, 40391, 55926, 59319, 80782, 83889, 118638, 121173, 167778, 242346, 363519, 525083, 727038, 1050166, 1090557, 1575249, 2181114, 3150498, 4725747, 9451494, 14177241, 28354482]

約数ペア:

[(1, 28354482), (2, 14177241), (3, 9451494), (6, 4725747), (9, 3150498), (13, 2181114), (18, 1575249), (26, 1090557), (27, 1050166), (39, 727038), (54, 525083), (78, 363519), (117, 242346), (169, 167778), (234, 121173), (239, 118638), (338, 83889), (351, 80782), (478, 59319), (507, 55926), (702, 40391), (717, 39546), (1014, 27963), (1434, 19773), (1521, 18642), (2151, 13182), (2197, 12906), (3042, 9321), (3107, 9126), (4302, 6591), (4394, 6453), (4563, 6214)]