12903813

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 20854400

約数和(自身を除く): 7950587

約数列:

[1, 3, 9, 13, 27, 39, 97, 117, 291, 351, 379, 873, 1137, 1261, 2619, 3411, 3783, 4927, 10233, 11349, 14781, 34047, 36763, 44343, 110289, 133029, 330867, 477919, 992601, 1433757, 4301271, 12903813]

約数ペア:

[(1, 12903813), (3, 4301271), (9, 1433757), (13, 992601), (27, 477919), (39, 330867), (97, 133029), (117, 110289), (291, 44343), (351, 36763), (379, 34047), (873, 14781), (1137, 11349), (1261, 10233), (2619, 4927), (3411, 3783)]