66647464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3253}}^1$

素因数の和:3469

約数の個数: 32

約数和(自身を含む): 135301320

約数和(自身を除く): 68653856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 3253, 5122, 6506, 10244, 13012, 20488, 26024, 42289, 84578, 169156, 338312, 640841, 1281682, 2563364, 5126728, 8330933, 16661866, 33323732, 66647464]

約数ペア:

[(1, 66647464), (2, 33323732), (4, 16661866), (8, 8330933), (13, 5126728), (26, 2563364), (52, 1281682), (104, 640841), (197, 338312), (394, 169156), (788, 84578), (1576, 42289), (2561, 26024), (3253, 20488), (5122, 13012), (6506, 10244)]