81310398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^2$

素因数の和:2060

約数の個数: 24

約数和(自身を含む): 175301784

約数和(自身を除く): 93991386

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1021, 2042, 3063, 6126, 13273, 26546, 39819, 79638, 1042441, 2084882, 3127323, 6254646, 13551733, 27103466, 40655199, 81310398]

約数ペア:

[(1, 81310398), (2, 40655199), (3, 27103466), (6, 13551733), (13, 6254646), (26, 3127323), (39, 2084882), (78, 1042441), (1021, 79638), (2042, 39819), (3063, 26546), (6126, 13273)]