12042513

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 20932032

約数和(自身を除く): 8889519

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 317, 469, 567, 603, 951, 1407, 1809, 2219, 2853, 4221, 5427, 6657, 8559, 12663, 19971, 21239, 25677, 37989, 59913, 63717, 148673, 179739, 191151, 446019, 573453, 1338057, 1720359, 4014171, 12042513]

約数ペア:

[(1, 12042513), (3, 4014171), (7, 1720359), (9, 1338057), (21, 573453), (27, 446019), (63, 191151), (67, 179739), (81, 148673), (189, 63717), (201, 59913), (317, 37989), (469, 25677), (567, 21239), (603, 19971), (951, 12663), (1407, 8559), (1809, 6657), (2219, 5427), (2853, 4221)]