688495548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{18313}}^1$

素因数の和:18574

約数の個数: 48

約数和(自身を含む): 1737339296

約数和(自身を除く): 1048843748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 241, 482, 723, 964, 1446, 2892, 3133, 6266, 9399, 12532, 18313, 18798, 36626, 37596, 54939, 73252, 109878, 219756, 238069, 476138, 714207, 952276, 1428414, 2856828, 4413433, 8826866, 13240299, 17653732, 26480598, 52961196, 57374629, 114749258, 172123887, 229498516, 344247774, 688495548]

約数ペア:

[(1, 688495548), (2, 344247774), (3, 229498516), (4, 172123887), (6, 114749258), (12, 57374629), (13, 52961196), (26, 26480598), (39, 17653732), (52, 13240299), (78, 8826866), (156, 4413433), (241, 2856828), (482, 1428414), (723, 952276), (964, 714207), (1446, 476138), (2892, 238069), (3133, 219756), (6266, 109878), (9399, 73252), (12532, 54939), (18313, 37596), (18798, 36626)]