81447051

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7867}}^1$

素因数の和:7923

約数の個数: 32

約数和(自身を含む): 135959040

約数和(自身を除く): 54511989

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 3451, 7867, 10353, 23601, 55069, 133739, 165207, 228143, 401217, 684429, 936173, 1597001, 2808519, 3878431, 4791003, 11635293, 27149017, 81447051]

約数ペア:

[(1, 81447051), (3, 27149017), (7, 11635293), (17, 4791003), (21, 3878431), (29, 2808519), (51, 1597001), (87, 936173), (119, 684429), (203, 401217), (357, 228143), (493, 165207), (609, 133739), (1479, 55069), (3451, 23601), (7867, 10353)]