16642065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{349}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 30945600

約数和(自身を除く): 14303535

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 289, 349, 561, 867, 935, 1047, 1445, 1745, 2805, 3179, 3839, 4335, 5235, 5933, 9537, 11517, 15895, 17799, 19195, 29665, 47685, 57585, 65263, 88995, 100861, 195789, 302583, 326315, 504305, 978945, 1109471, 1512915, 3328413, 5547355, 16642065]

約数ペア:

[(1, 16642065), (3, 5547355), (5, 3328413), (11, 1512915), (15, 1109471), (17, 978945), (33, 504305), (51, 326315), (55, 302583), (85, 195789), (165, 100861), (187, 88995), (255, 65263), (289, 57585), (349, 47685), (561, 29665), (867, 19195), (935, 17799), (1047, 15895), (1445, 11517), (1745, 9537), (2805, 5933), (3179, 5235), (3839, 4335)]