77871645

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{33931}}^1$

素因数の和:33962

約数の個数: 32

約数和(自身を含む): 146586240

約数和(自身を除く): 68714595

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 33931, 101793, 169655, 305379, 508965, 576827, 916137, 1526895, 1730481, 2884135, 4580685, 5191443, 8652405, 15574329, 25957215, 77871645]

約数ペア:

[(1, 77871645), (3, 25957215), (5, 15574329), (9, 8652405), (15, 5191443), (17, 4580685), (27, 2884135), (45, 1730481), (51, 1526895), (85, 916137), (135, 576827), (153, 508965), (255, 305379), (459, 169655), (765, 101793), (2295, 33931)]