1321264465

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{72817}}^1$

素因数の和:73032

約数の個数: 16

約数和(自身を含む): 1677726720

約数和(自身を除く): 356462255

約数列:

[1, 5, 19, 95, 191, 955, 3629, 18145, 72817, 364085, 1383523, 6917615, 13908047, 69540235, 264252893, 1321264465]

約数ペア:

[(1, 1321264465), (5, 264252893), (19, 69540235), (95, 13908047), (191, 6917615), (955, 1383523), (3629, 364085), (18145, 72817)]