51151215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6917}}^1$

素因数の和:6971

約数の個数: 32

約数和(自身を含む): 89657280

約数和(自身を除く): 38506065

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 6917, 7395, 20751, 34585, 103755, 117589, 200593, 352767, 587945, 601779, 1002965, 1763835, 3008895, 3410081, 10230243, 17050405, 51151215]

約数ペア:

[(1, 51151215), (3, 17050405), (5, 10230243), (15, 3410081), (17, 3008895), (29, 1763835), (51, 1002965), (85, 601779), (87, 587945), (145, 352767), (255, 200593), (435, 117589), (493, 103755), (1479, 34585), (2465, 20751), (6917, 7395)]