16812135

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7949}}^1$

素因数の和:8007

約数の個数: 24

約数和(自身を含む): 29764800

約数和(自身を除く): 12952665

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 7949, 23847, 39745, 71541, 119235, 357705, 373603, 1120809, 1868015, 3362427, 5604045, 16812135]

約数ペア:

[(1, 16812135), (3, 5604045), (5, 3362427), (9, 1868015), (15, 1120809), (45, 373603), (47, 357705), (141, 119235), (235, 71541), (423, 39745), (705, 23847), (2115, 7949)]