1918959

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 3179520

約数和(自身を除く): 1260561

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 137, 161, 203, 411, 483, 609, 667, 959, 2001, 2877, 3151, 3973, 4669, 9453, 11919, 14007, 22057, 27811, 66171, 83433, 91379, 274137, 639653, 1918959]

約数ペア:

[(1, 1918959), (3, 639653), (7, 274137), (21, 91379), (23, 83433), (29, 66171), (69, 27811), (87, 22057), (137, 14007), (161, 11919), (203, 9453), (411, 4669), (483, 3973), (609, 3151), (667, 2877), (959, 2001)]