28531216

素因数分解:

$2^4\times 7^1\times {\mathrm{269}}^1\times {\mathrm{947}}^1$

素因数の和:1231

約数の個数: 40

約数和(自身を含む): 63478080

約数和(自身を除く): 34946864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 269, 538, 947, 1076, 1883, 1894, 2152, 3766, 3788, 4304, 6629, 7532, 7576, 13258, 15064, 15152, 26516, 30128, 53032, 106064, 254743, 509486, 1018972, 1783201, 2037944, 3566402, 4075888, 7132804, 14265608, 28531216]

約数ペア:

[(1, 28531216), (2, 14265608), (4, 7132804), (7, 4075888), (8, 3566402), (14, 2037944), (16, 1783201), (28, 1018972), (56, 509486), (112, 254743), (269, 106064), (538, 53032), (947, 30128), (1076, 26516), (1883, 15152), (1894, 15064), (2152, 13258), (3766, 7576), (3788, 7532), (4304, 6629)]