64840358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 111697920

約数和(自身を除く): 46857562

約数列:

[1, 2, 11, 22, 23, 46, 127, 253, 254, 506, 1009, 1397, 2018, 2794, 2921, 5842, 11099, 22198, 23207, 32131, 46414, 64262, 128143, 255277, 256286, 510554, 1409573, 2819146, 2947289, 5894578, 32420179, 64840358]

約数ペア:

[(1, 64840358), (2, 32420179), (11, 5894578), (22, 2947289), (23, 2819146), (46, 1409573), (127, 510554), (253, 256286), (254, 255277), (506, 128143), (1009, 64262), (1397, 46414), (2018, 32131), (2794, 23207), (2921, 22198), (5842, 11099)]