28513072

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13399}}^1$

素因数の和:13433

約数の個数: 40

約数和(自身を含む): 66464000

約数和(自身を除く): 37950928

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 13399, 26798, 53596, 93793, 107192, 187586, 214384, 254581, 375172, 509162, 750344, 1018324, 1500688, 1782067, 2036648, 3564134, 4073296, 7128268, 14256536, 28513072]

約数ペア:

[(1, 28513072), (2, 14256536), (4, 7128268), (7, 4073296), (8, 3564134), (14, 2036648), (16, 1782067), (19, 1500688), (28, 1018324), (38, 750344), (56, 509162), (76, 375172), (112, 254581), (133, 214384), (152, 187586), (266, 107192), (304, 93793), (532, 53596), (1064, 26798), (2128, 13399)]