8905221

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{2819}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 14370720

約数和(自身を除く): 5465499

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 2819, 3159, 8457, 25371, 36647, 76113, 109941, 228339, 329823, 685017, 989469, 2968407, 8905221]

約数ペア:

[(1, 8905221), (3, 2968407), (9, 989469), (13, 685017), (27, 329823), (39, 228339), (81, 109941), (117, 76113), (243, 36647), (351, 25371), (1053, 8457), (2819, 3159)]