13170815

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 19046400

約数和(自身を除く): 5875585

約数列:

[1, 5, 7, 31, 35, 61, 155, 199, 217, 305, 427, 995, 1085, 1393, 1891, 2135, 6169, 6965, 9455, 12139, 13237, 30845, 43183, 60695, 66185, 84973, 215915, 376309, 424865, 1881545, 2634163, 13170815]

約数ペア:

[(1, 13170815), (5, 2634163), (7, 1881545), (31, 424865), (35, 376309), (61, 215915), (155, 84973), (199, 66185), (217, 60695), (305, 43183), (427, 30845), (995, 13237), (1085, 12139), (1393, 9455), (1891, 6965), (2135, 6169)]