15965289

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 25251840

約数和(自身を除く): 9286551

約数列:

[1, 3, 9, 23, 27, 47, 69, 141, 207, 423, 547, 621, 1081, 1269, 1641, 3243, 4923, 9729, 12581, 14769, 25709, 29187, 37743, 77127, 113229, 231381, 339687, 591307, 694143, 1773921, 5321763, 15965289]

約数ペア:

[(1, 15965289), (3, 5321763), (9, 1773921), (23, 694143), (27, 591307), (47, 339687), (69, 231381), (141, 113229), (207, 77127), (423, 37743), (547, 29187), (621, 25709), (1081, 14769), (1269, 12581), (1641, 9729), (3243, 4923)]