727488

素因数分解:

$2^6\times 3^3\times {\mathrm{421}}^1$

素因数の和:442

約数の個数: 56

約数和(自身を含む): 2143760

約数和(自身を除く): 1416272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 421, 432, 576, 842, 864, 1263, 1684, 1728, 2526, 3368, 3789, 5052, 6736, 7578, 10104, 11367, 13472, 15156, 20208, 22734, 26944, 30312, 40416, 45468, 60624, 80832, 90936, 121248, 181872, 242496, 363744, 727488]

約数ペア:

[(1, 727488), (2, 363744), (3, 242496), (4, 181872), (6, 121248), (8, 90936), (9, 80832), (12, 60624), (16, 45468), (18, 40416), (24, 30312), (27, 26944), (32, 22734), (36, 20208), (48, 15156), (54, 13472), (64, 11367), (72, 10104), (96, 7578), (108, 6736), (144, 5052), (192, 3789), (216, 3368), (288, 2526), (421, 1728), (432, 1684), (576, 1263), (842, 864)]