81719595

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106823}}^1$

素因数の和:106851

約数の個数: 24

約数和(自身を含む): 149980896

約数和(自身を除く): 68261301

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 106823, 320469, 534115, 961407, 1602345, 1815991, 4807035, 5447973, 9079955, 16343919, 27239865, 81719595]

約数ペア:

[(1, 81719595), (3, 27239865), (5, 16343919), (9, 9079955), (15, 5447973), (17, 4807035), (45, 1815991), (51, 1602345), (85, 961407), (153, 534115), (255, 320469), (765, 106823)]