28597131

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 44721600

約数和(自身を除く): 16124469

約数列:

[1, 3, 9, 27, 41, 79, 81, 109, 123, 237, 327, 369, 711, 981, 1107, 2133, 2943, 3239, 3321, 4469, 6399, 8611, 8829, 9717, 13407, 25833, 29151, 40221, 77499, 87453, 120663, 232497, 262359, 353051, 361989, 697491, 1059153, 3177459, 9532377, 28597131]

約数ペア:

[(1, 28597131), (3, 9532377), (9, 3177459), (27, 1059153), (41, 697491), (79, 361989), (81, 353051), (109, 262359), (123, 232497), (237, 120663), (327, 87453), (369, 77499), (711, 40221), (981, 29151), (1107, 25833), (2133, 13407), (2943, 9717), (3239, 8829), (3321, 8611), (4469, 6399)]