12907295

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 15936480

約数和(自身を除く): 3029185

約数列:

[1, 5, 61, 101, 305, 419, 505, 2095, 6161, 25559, 30805, 42319, 127795, 211595, 2581459, 12907295]

約数ペア:

[(1, 12907295), (5, 2581459), (61, 211595), (101, 127795), (305, 42319), (419, 30805), (505, 25559), (2095, 6161)]