403968

素因数分解:

$2^9\times 3^1\times {\mathrm{263}}^1$

素因数の和:284

約数の個数: 40

約数和(自身を含む): 1080288

約数和(自身を除く): 676320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 263, 384, 512, 526, 768, 789, 1052, 1536, 1578, 2104, 3156, 4208, 6312, 8416, 12624, 16832, 25248, 33664, 50496, 67328, 100992, 134656, 201984, 403968]

約数ペア:

[(1, 403968), (2, 201984), (3, 134656), (4, 100992), (6, 67328), (8, 50496), (12, 33664), (16, 25248), (24, 16832), (32, 12624), (48, 8416), (64, 6312), (96, 4208), (128, 3156), (192, 2104), (256, 1578), (263, 1536), (384, 1052), (512, 789), (526, 768)]