20173815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26371}}^1$

素因数の和:26399

約数の個数: 24

約数和(自身を含む): 37026288

約数和(自身を除く): 16852473

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26371, 79113, 131855, 237339, 395565, 448307, 1186695, 1344921, 2241535, 4034763, 6724605, 20173815]

約数ペア:

[(1, 20173815), (3, 6724605), (5, 4034763), (9, 2241535), (15, 1344921), (17, 1186695), (45, 448307), (51, 395565), (85, 237339), (153, 131855), (255, 79113), (765, 26371)]