31704244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 66749760

約数和(自身を除く): 35045516

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 946, 1118, 1289, 1892, 2236, 2578, 5156, 6149, 12298, 14179, 16757, 24596, 28358, 33514, 55427, 56716, 67028, 110854, 184327, 221708, 368654, 609697, 720551, 737308, 1219394, 1441102, 2438788, 2882204, 7926061, 15852122, 31704244]

約数ペア:

[(1, 31704244), (2, 15852122), (4, 7926061), (11, 2882204), (13, 2438788), (22, 1441102), (26, 1219394), (43, 737308), (44, 720551), (52, 609697), (86, 368654), (143, 221708), (172, 184327), (286, 110854), (473, 67028), (559, 56716), (572, 55427), (946, 33514), (1118, 28358), (1289, 24596), (1892, 16757), (2236, 14179), (2578, 12298), (5156, 6149)]