78835526

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1889}}^1$

素因数の和:2180

約数の個数: 32

約数和(自身を含む): 148055040

約数和(自身を除く): 69219514

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 271, 542, 1889, 1897, 2981, 3778, 3794, 5962, 13223, 20779, 20867, 26446, 41558, 41734, 145453, 290906, 511919, 1023838, 3583433, 5631109, 7166866, 11262218, 39417763, 78835526]

約数ペア:

[(1, 78835526), (2, 39417763), (7, 11262218), (11, 7166866), (14, 5631109), (22, 3583433), (77, 1023838), (154, 511919), (271, 290906), (542, 145453), (1889, 41734), (1897, 41558), (2981, 26446), (3778, 20867), (3794, 20779), (5962, 13223)]