145865503

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 175519872

約数和(自身を除く): 29654369

約数列:

[1, 7, 43, 49, 107, 301, 647, 749, 2107, 4529, 4601, 5243, 27821, 31703, 32207, 69229, 194747, 225449, 484603, 1363229, 2976847, 3392221, 20837929, 145865503]

約数ペア:

[(1, 145865503), (7, 20837929), (43, 3392221), (49, 2976847), (107, 1363229), (301, 484603), (647, 225449), (749, 194747), (2107, 69229), (4529, 32207), (4601, 31703), (5243, 27821)]