28521136

素因数分解:

$2^4\times 7^3\times {\mathrm{5197}}^1$

素因数の和:5226

約数の個数: 40

約数和(自身を含む): 64455200

約数和(自身を除く): 35934064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5197, 5488, 10394, 20788, 36379, 41576, 72758, 83152, 145516, 254653, 291032, 509306, 582064, 1018612, 1782571, 2037224, 3565142, 4074448, 7130284, 14260568, 28521136]

約数ペア:

[(1, 28521136), (2, 14260568), (4, 7130284), (7, 4074448), (8, 3565142), (14, 2037224), (16, 1782571), (28, 1018612), (49, 582064), (56, 509306), (98, 291032), (112, 254653), (196, 145516), (343, 83152), (392, 72758), (686, 41576), (784, 36379), (1372, 20788), (2744, 10394), (5197, 5488)]