16161131

素因数分解:

$7^4\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 20

約数和(自身を含む): 19360512

約数和(自身を除く): 3199381

約数列:

[1, 7, 49, 53, 127, 343, 371, 889, 2401, 2597, 6223, 6731, 18179, 43561, 47117, 127253, 304927, 329819, 2308733, 16161131]

約数ペア:

[(1, 16161131), (7, 2308733), (49, 329819), (53, 304927), (127, 127253), (343, 47117), (371, 43561), (889, 18179), (2401, 6731), (2597, 6223)]