143885138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 234273600

約数和(自身を除く): 90388462

約数列:

[1, 2, 19, 38, 43, 86, 173, 346, 509, 817, 1018, 1634, 3287, 6574, 7439, 9671, 14878, 19342, 21887, 43774, 88057, 141341, 176114, 282682, 415853, 831706, 1673083, 3346166, 3786451, 7572902, 71942569, 143885138]

約数ペア:

[(1, 143885138), (2, 71942569), (19, 7572902), (38, 3786451), (43, 3346166), (86, 1673083), (173, 831706), (346, 415853), (509, 282682), (817, 176114), (1018, 141341), (1634, 88057), (3287, 43774), (6574, 21887), (7439, 19342), (9671, 14878)]