28646728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10501}}^1$

素因数の和:10549

約数の個数: 32

約数和(自身を含む): 60491520

約数和(自身を除く): 31844792

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 10501, 21002, 42004, 84008, 115511, 231022, 325531, 462044, 651062, 924088, 1302124, 2604248, 3580841, 7161682, 14323364, 28646728]

約数ペア:

[(1, 28646728), (2, 14323364), (4, 7161682), (8, 3580841), (11, 2604248), (22, 1302124), (31, 924088), (44, 651062), (62, 462044), (88, 325531), (124, 231022), (248, 115511), (341, 84008), (682, 42004), (1364, 21002), (2728, 10501)]