8149806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 20487168

約数和(自身を除く): 12337362

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 911, 994, 1278, 1491, 1822, 2733, 2982, 4473, 5466, 6377, 8199, 8946, 12754, 16398, 19131, 38262, 57393, 64681, 114786, 129362, 194043, 388086, 452767, 582129, 905534, 1164258, 1358301, 2716602, 4074903, 8149806]

約数ペア:

[(1, 8149806), (2, 4074903), (3, 2716602), (6, 1358301), (7, 1164258), (9, 905534), (14, 582129), (18, 452767), (21, 388086), (42, 194043), (63, 129362), (71, 114786), (126, 64681), (142, 57393), (213, 38262), (426, 19131), (497, 16398), (639, 12754), (911, 8946), (994, 8199), (1278, 6377), (1491, 5466), (1822, 4473), (2733, 2982)]