12490005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1283}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 22187520

約数和(自身を除く): 9697515

約数列:

[1, 3, 5, 11, 15, 33, 55, 59, 165, 177, 295, 649, 885, 1283, 1947, 3245, 3849, 6415, 9735, 14113, 19245, 42339, 70565, 75697, 211695, 227091, 378485, 832667, 1135455, 2498001, 4163335, 12490005]

約数ペア:

[(1, 12490005), (3, 4163335), (5, 2498001), (11, 1135455), (15, 832667), (33, 378485), (55, 227091), (59, 211695), (165, 75697), (177, 70565), (295, 42339), (649, 19245), (885, 14113), (1283, 9735), (1947, 6415), (3245, 3849)]