15318315

素因数分解:

$3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 27791280

約数和(自身を除く): 12472965

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 109, 135, 327, 347, 405, 545, 981, 1041, 1635, 1735, 2943, 3123, 4905, 5205, 8829, 9369, 14715, 15615, 28107, 37823, 44145, 46845, 113469, 140535, 189115, 340407, 567345, 1021221, 1702035, 3063663, 5106105, 15318315]

約数ペア:

[(1, 15318315), (3, 5106105), (5, 3063663), (9, 1702035), (15, 1021221), (27, 567345), (45, 340407), (81, 189115), (109, 140535), (135, 113469), (327, 46845), (347, 44145), (405, 37823), (545, 28107), (981, 15615), (1041, 14715), (1635, 9369), (1735, 8829), (2943, 5205), (3123, 4905)]