28575288

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{18899}}^1$

素因数の和:18921

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 62144712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 18899, 37798, 56697, 75596, 113394, 132293, 151192, 170091, 226788, 264586, 340182, 396879, 453576, 510273, 529172, 680364, 793758, 1020546, 1058344, 1190637, 1360728, 1587516, 2041092, 2381274, 3175032, 3571911, 4082184, 4762548, 7143822, 9525096, 14287644, 28575288]

約数ペア:

[(1, 28575288), (2, 14287644), (3, 9525096), (4, 7143822), (6, 4762548), (7, 4082184), (8, 3571911), (9, 3175032), (12, 2381274), (14, 2041092), (18, 1587516), (21, 1360728), (24, 1190637), (27, 1058344), (28, 1020546), (36, 793758), (42, 680364), (54, 529172), (56, 510273), (63, 453576), (72, 396879), (84, 340182), (108, 264586), (126, 226788), (168, 170091), (189, 151192), (216, 132293), (252, 113394), (378, 75596), (504, 56697), (756, 37798), (1512, 18899)]