64857885

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{91997}}^1$

素因数の和:92052

約数の個数: 16

約数和(自身を含む): 105981696

約数和(自身を除く): 41123811

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 91997, 275991, 459985, 1379955, 4323859, 12971577, 21619295, 64857885]

約数ペア:

[(1, 64857885), (3, 21619295), (5, 12971577), (15, 4323859), (47, 1379955), (141, 459985), (235, 275991), (705, 91997)]