6438456

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 17559360

約数和(自身を除く): 11120904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 401, 446, 669, 802, 892, 1203, 1338, 1604, 1784, 2007, 2406, 2676, 3208, 3609, 4014, 4812, 5352, 7218, 8028, 9624, 14436, 16056, 28872, 89423, 178846, 268269, 357692, 536538, 715384, 804807, 1073076, 1609614, 2146152, 3219228, 6438456]

約数ペア:

[(1, 6438456), (2, 3219228), (3, 2146152), (4, 1609614), (6, 1073076), (8, 804807), (9, 715384), (12, 536538), (18, 357692), (24, 268269), (36, 178846), (72, 89423), (223, 28872), (401, 16056), (446, 14436), (669, 9624), (802, 8028), (892, 7218), (1203, 5352), (1338, 4812), (1604, 4014), (1784, 3609), (2007, 3208), (2406, 2676)]