78815838

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1327}}^1$

素因数の和:1872

約数の個数: 32

約数和(自身を含む): 166371840

約数和(自身を除く): 87556002

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 521, 1042, 1327, 1563, 2654, 3126, 3981, 7962, 9899, 19798, 25213, 29697, 50426, 59394, 75639, 151278, 691367, 1382734, 2074101, 4148202, 13135973, 26271946, 39407919, 78815838]

約数ペア:

[(1, 78815838), (2, 39407919), (3, 26271946), (6, 13135973), (19, 4148202), (38, 2074101), (57, 1382734), (114, 691367), (521, 151278), (1042, 75639), (1327, 59394), (1563, 50426), (2654, 29697), (3126, 25213), (3981, 19798), (7962, 9899)]