155423884

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{72089}}^1$

素因数の和:72118

約数の個数: 36

約数和(自身を含む): 345166920

約数和(自身を除く): 189743036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 72089, 144178, 288356, 504623, 792979, 1009246, 1585958, 2018492, 3171916, 3532361, 5550853, 7064722, 11101706, 14129444, 22203412, 38855971, 77711942, 155423884]

約数ペア:

[(1, 155423884), (2, 77711942), (4, 38855971), (7, 22203412), (11, 14129444), (14, 11101706), (22, 7064722), (28, 5550853), (44, 3532361), (49, 3171916), (77, 2018492), (98, 1585958), (154, 1009246), (196, 792979), (308, 504623), (539, 288356), (1078, 144178), (2156, 72089)]