65648943

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{1447}}^1$

素因数の和:1595

約数の個数: 18

約数和(自身を含む): 96247112

約数和(自身を除く): 30598169

約数列:

[1, 3, 9, 71, 213, 639, 1447, 4341, 5041, 13023, 15123, 45369, 102737, 308211, 924633, 7294327, 21882981, 65648943]

約数ペア:

[(1, 65648943), (3, 21882981), (9, 7294327), (71, 924633), (213, 308211), (639, 102737), (1447, 45369), (4341, 15123), (5041, 13023)]