13015215

素因数分解:

$3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 23294400

約数和(自身を除く): 10279185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 229, 421, 687, 1145, 1263, 2061, 2105, 3435, 3789, 6183, 6315, 10305, 11367, 18945, 30915, 56835, 96409, 289227, 482045, 867681, 1446135, 2603043, 4338405, 13015215]

約数ペア:

[(1, 13015215), (3, 4338405), (5, 2603043), (9, 1446135), (15, 867681), (27, 482045), (45, 289227), (135, 96409), (229, 56835), (421, 30915), (687, 18945), (1145, 11367), (1263, 10305), (2061, 6315), (2105, 6183), (3435, 3789)]