13721950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 28368720

約数和(自身を除く): 14646770

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 275, 305, 409, 550, 610, 671, 818, 1342, 1525, 2045, 3050, 3355, 4090, 4499, 6710, 8998, 10225, 16775, 20450, 22495, 24949, 33550, 44990, 49898, 112475, 124745, 224950, 249490, 274439, 548878, 623725, 1247450, 1372195, 2744390, 6860975, 13721950]

約数ペア:

[(1, 13721950), (2, 6860975), (5, 2744390), (10, 1372195), (11, 1247450), (22, 623725), (25, 548878), (50, 274439), (55, 249490), (61, 224950), (110, 124745), (122, 112475), (275, 49898), (305, 44990), (409, 33550), (550, 24949), (610, 22495), (671, 20450), (818, 16775), (1342, 10225), (1525, 8998), (2045, 6710), (3050, 4499), (3355, 4090)]