397467392

素因数分解:

$2^8\times 7^1\times {\mathrm{293}}^1\times {\mathrm{757}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 911018976

約数和(自身を除く): 513551584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 293, 448, 586, 757, 896, 1172, 1514, 1792, 2051, 2344, 3028, 4102, 4688, 5299, 6056, 8204, 9376, 10598, 12112, 16408, 18752, 21196, 24224, 32816, 37504, 42392, 48448, 65632, 75008, 84784, 96896, 131264, 169568, 193792, 221801, 262528, 339136, 443602, 525056, 678272, 887204, 1356544, 1552607, 1774408, 3105214, 3548816, 6210428, 7097632, 12420856, 14195264, 24841712, 28390528, 49683424, 56781056, 99366848, 198733696, 397467392]

約数ペア:

[(1, 397467392), (2, 198733696), (4, 99366848), (7, 56781056), (8, 49683424), (14, 28390528), (16, 24841712), (28, 14195264), (32, 12420856), (56, 7097632), (64, 6210428), (112, 3548816), (128, 3105214), (224, 1774408), (256, 1552607), (293, 1356544), (448, 887204), (586, 678272), (757, 525056), (896, 443602), (1172, 339136), (1514, 262528), (1792, 221801), (2051, 193792), (2344, 169568), (3028, 131264), (4102, 96896), (4688, 84784), (5299, 75008), (6056, 65632), (8204, 48448), (9376, 42392), (10598, 37504), (12112, 32816), (16408, 24224), (18752, 21196)]