13049425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 16913600

約数和(自身を除く): 3864175

約数列:

[1, 5, 25, 43, 61, 199, 215, 305, 995, 1075, 1525, 2623, 4975, 8557, 12139, 13115, 42785, 60695, 65575, 213925, 303475, 521977, 2609885, 13049425]

約数ペア:

[(1, 13049425), (5, 2609885), (25, 521977), (43, 303475), (61, 213925), (199, 65575), (215, 60695), (305, 42785), (995, 13115), (1075, 12139), (1525, 8557), (2623, 4975)]