15965295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 27304128

約数和(自身を除く): 11338833

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 457, 685, 1371, 2055, 2285, 2329, 6855, 6987, 7769, 11645, 23307, 34935, 38845, 62609, 116535, 187827, 313045, 939135, 1064353, 3193059, 5321765, 15965295]

約数ペア:

[(1, 15965295), (3, 5321765), (5, 3193059), (15, 1064353), (17, 939135), (51, 313045), (85, 187827), (137, 116535), (255, 62609), (411, 38845), (457, 34935), (685, 23307), (1371, 11645), (2055, 7769), (2285, 6987), (2329, 6855)]