277994013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 435242496

約数和(自身を除く): 157248483

約数列:

[1, 3, 11, 17, 33, 51, 103, 187, 283, 289, 309, 561, 849, 867, 1133, 1751, 3113, 3179, 3399, 4811, 5253, 9339, 9537, 14433, 19261, 29149, 29767, 52921, 57783, 81787, 87447, 89301, 158763, 245361, 320639, 327437, 495533, 899657, 961917, 982311, 1486599, 2698971, 5450863, 8424061, 16352589, 25272183, 92664671, 277994013]

約数ペア:

[(1, 277994013), (3, 92664671), (11, 25272183), (17, 16352589), (33, 8424061), (51, 5450863), (103, 2698971), (187, 1486599), (283, 982311), (289, 961917), (309, 899657), (561, 495533), (849, 327437), (867, 320639), (1133, 245361), (1751, 158763), (3113, 89301), (3179, 87447), (3399, 81787), (4811, 57783), (5253, 52921), (9339, 29767), (9537, 29149), (14433, 19261)]