28743008

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:844

約数の個数: 72

約数和(自身を含む): 68774832

約数和(自身を除く): 40031824

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 644, 736, 784, 797, 1127, 1288, 1568, 1594, 2254, 2576, 3188, 4508, 5152, 5579, 6376, 9016, 11158, 12752, 18032, 18331, 22316, 25504, 36064, 36662, 39053, 44632, 73324, 78106, 89264, 128317, 146648, 156212, 178528, 256634, 293296, 312424, 513268, 586592, 624848, 898219, 1026536, 1249696, 1796438, 2053072, 3592876, 4106144, 7185752, 14371504, 28743008]

約数ペア:

[(1, 28743008), (2, 14371504), (4, 7185752), (7, 4106144), (8, 3592876), (14, 2053072), (16, 1796438), (23, 1249696), (28, 1026536), (32, 898219), (46, 624848), (49, 586592), (56, 513268), (92, 312424), (98, 293296), (112, 256634), (161, 178528), (184, 156212), (196, 146648), (224, 128317), (322, 89264), (368, 78106), (392, 73324), (644, 44632), (736, 39053), (784, 36662), (797, 36064), (1127, 25504), (1288, 22316), (1568, 18331), (1594, 18032), (2254, 12752), (2576, 11158), (3188, 9016), (4508, 6376), (5152, 5579)]