28870803

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 46663680

約数和(自身を除く): 17792877

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 747, 991, 1079, 2241, 2973, 3237, 8919, 9711, 12883, 26757, 29133, 38649, 82253, 115947, 246759, 347841, 740277, 1069289, 2220831, 3207867, 9623601, 28870803]

約数ペア:

[(1, 28870803), (3, 9623601), (9, 3207867), (13, 2220831), (27, 1069289), (39, 740277), (83, 347841), (117, 246759), (249, 115947), (351, 82253), (747, 38649), (991, 29133), (1079, 26757), (2241, 12883), (2973, 9711), (3237, 8919)]