28518784

素因数分解:

$2^7\times 7^2\times {\mathrm{4547}}^1$

素因数の和:4575

約数の個数: 48

約数和(自身を含む): 66105180

約数和(自身を除く): 37586396

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 4547, 6272, 9094, 18188, 31829, 36376, 63658, 72752, 127316, 145504, 222803, 254632, 291008, 445606, 509264, 582016, 891212, 1018528, 1782424, 2037056, 3564848, 4074112, 7129696, 14259392, 28518784]

約数ペア:

[(1, 28518784), (2, 14259392), (4, 7129696), (7, 4074112), (8, 3564848), (14, 2037056), (16, 1782424), (28, 1018528), (32, 891212), (49, 582016), (56, 509264), (64, 445606), (98, 291008), (112, 254632), (128, 222803), (196, 145504), (224, 127316), (392, 72752), (448, 63658), (784, 36376), (896, 31829), (1568, 18188), (3136, 9094), (4547, 6272)]