12581478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7709

約数の個数: 48

約数和(自身を含む): 33554976

約数和(自身を除く): 20973498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 7681, 15362, 23043, 46086, 53767, 69129, 99853, 107534, 138258, 161301, 199706, 299559, 322602, 483903, 599118, 698971, 898677, 967806, 1397942, 1797354, 2096913, 4193826, 6290739, 12581478]

約数ペア:

[(1, 12581478), (2, 6290739), (3, 4193826), (6, 2096913), (7, 1797354), (9, 1397942), (13, 967806), (14, 898677), (18, 698971), (21, 599118), (26, 483903), (39, 322602), (42, 299559), (63, 199706), (78, 161301), (91, 138258), (117, 107534), (126, 99853), (182, 69129), (234, 53767), (273, 46086), (546, 23043), (819, 15362), (1638, 7681)]