213928

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 48

約数和(自身を含む): 502740

約数和(自身を除く): 288812

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 121, 136, 143, 187, 221, 242, 286, 374, 442, 484, 572, 748, 884, 968, 1144, 1496, 1573, 1768, 2057, 2431, 3146, 4114, 4862, 6292, 8228, 9724, 12584, 16456, 19448, 26741, 53482, 106964, 213928]

約数ペア:

[(1, 213928), (2, 106964), (4, 53482), (8, 26741), (11, 19448), (13, 16456), (17, 12584), (22, 9724), (26, 8228), (34, 6292), (44, 4862), (52, 4114), (68, 3146), (88, 2431), (104, 2057), (121, 1768), (136, 1573), (143, 1496), (187, 1144), (221, 968), (242, 884), (286, 748), (374, 572), (442, 484)]