77943268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20533}}^1$

素因数の和:20623

約数の個数: 24

約数和(自身を含む): 148912568

約数和(自身を除く): 70969300

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 20533, 41066, 82132, 266929, 533858, 1067716, 1498909, 2997818, 5995636, 19485817, 38971634, 77943268]

約数ペア:

[(1, 77943268), (2, 38971634), (4, 19485817), (13, 5995636), (26, 2997818), (52, 1498909), (73, 1067716), (146, 533858), (292, 266929), (949, 82132), (1898, 41066), (3796, 20533)]