28563756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{647}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 72140544

約数和(自身を除く): 43576788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 283, 566, 647, 849, 1132, 1294, 1698, 1941, 2588, 3396, 3679, 3882, 7358, 7764, 8411, 11037, 14716, 16822, 22074, 25233, 33644, 44148, 50466, 100932, 183101, 366202, 549303, 732404, 1098606, 2197212, 2380313, 4760626, 7140939, 9521252, 14281878, 28563756]

約数ペア:

[(1, 28563756), (2, 14281878), (3, 9521252), (4, 7140939), (6, 4760626), (12, 2380313), (13, 2197212), (26, 1098606), (39, 732404), (52, 549303), (78, 366202), (156, 183101), (283, 100932), (566, 50466), (647, 44148), (849, 33644), (1132, 25233), (1294, 22074), (1698, 16822), (1941, 14716), (2588, 11037), (3396, 8411), (3679, 7764), (3882, 7358)]