72135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{229}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 143520

約数和(自身を除く): 71385

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 229, 315, 687, 1145, 1603, 2061, 3435, 4809, 8015, 10305, 14427, 24045, 72135]

約数ペア:

[(1, 72135), (3, 24045), (5, 14427), (7, 10305), (9, 8015), (15, 4809), (21, 3435), (35, 2061), (45, 1603), (63, 1145), (105, 687), (229, 315)]