28573864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5323}}^1$

素因数の和:5401

約数の個数: 32

約数和(自身を含む): 59415840

約数和(自身を除く): 30841976

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5323, 5368, 10646, 21292, 42584, 58553, 117106, 234212, 324703, 468424, 649406, 1298812, 2597624, 3571733, 7143466, 14286932, 28573864]

約数ペア:

[(1, 28573864), (2, 14286932), (4, 7143466), (8, 3571733), (11, 2597624), (22, 1298812), (44, 649406), (61, 468424), (88, 324703), (122, 234212), (244, 117106), (488, 58553), (671, 42584), (1342, 21292), (2684, 10646), (5323, 5368)]