72138446

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{911}}^1$

素因数の和:1084

約数の個数: 24

約数和(自身を含む): 115913376

約数和(自身を除く): 43774930

約数列:

[1, 2, 17, 34, 137, 274, 289, 578, 911, 1822, 2329, 4658, 15487, 30974, 39593, 79186, 124807, 249614, 263279, 526558, 2121719, 4243438, 36069223, 72138446]

約数ペア:

[(1, 72138446), (2, 36069223), (17, 4243438), (34, 2121719), (137, 526558), (274, 263279), (289, 249614), (578, 124807), (911, 79186), (1822, 39593), (2329, 30974), (4658, 15487)]