81170175

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{23027}}^1$

素因数の和:23087

約数の個数: 24

約数和(自身を含む): 137062656

約数和(自身を除く): 55892481

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 23027, 69081, 115135, 345405, 575675, 1082269, 1727025, 3246807, 5411345, 16234035, 27056725, 81170175]

約数ペア:

[(1, 81170175), (3, 27056725), (5, 16234035), (15, 5411345), (25, 3246807), (47, 1727025), (75, 1082269), (141, 575675), (235, 345405), (705, 115135), (1175, 69081), (3525, 23027)]