1288728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{2557}}^1$

素因数の和:2576

約数の個数: 48

約数和(自身を含む): 3990480

約数和(自身を除く): 2701752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 2557, 5114, 7671, 10228, 15342, 17899, 20456, 23013, 30684, 35798, 46026, 53697, 61368, 71596, 92052, 107394, 143192, 161091, 184104, 214788, 322182, 429576, 644364, 1288728]

約数ペア:

[(1, 1288728), (2, 644364), (3, 429576), (4, 322182), (6, 214788), (7, 184104), (8, 161091), (9, 143192), (12, 107394), (14, 92052), (18, 71596), (21, 61368), (24, 53697), (28, 46026), (36, 35798), (42, 30684), (56, 23013), (63, 20456), (72, 17899), (84, 15342), (126, 10228), (168, 7671), (252, 5114), (504, 2557)]