28488152

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 67392000

約数和(自身を除く): 38903848

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 103, 154, 206, 308, 412, 449, 616, 721, 824, 898, 1133, 1442, 1796, 2266, 2884, 3143, 3592, 4532, 4939, 5768, 6286, 7931, 9064, 9878, 12572, 15862, 19756, 25144, 31724, 34573, 39512, 46247, 63448, 69146, 92494, 138292, 184988, 276584, 323729, 369976, 508717, 647458, 1017434, 1294916, 2034868, 2589832, 3561019, 4069736, 7122038, 14244076, 28488152]

約数ペア:

[(1, 28488152), (2, 14244076), (4, 7122038), (7, 4069736), (8, 3561019), (11, 2589832), (14, 2034868), (22, 1294916), (28, 1017434), (44, 647458), (56, 508717), (77, 369976), (88, 323729), (103, 276584), (154, 184988), (206, 138292), (308, 92494), (412, 69146), (449, 63448), (616, 46247), (721, 39512), (824, 34573), (898, 31724), (1133, 25144), (1442, 19756), (1796, 15862), (2266, 12572), (2884, 9878), (3143, 9064), (3592, 7931), (4532, 6286), (4939, 5768)]