12977188

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 27820800

約数和(自身を除く): 14843612

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 137, 199, 238, 274, 398, 476, 548, 796, 959, 1393, 1918, 2329, 2786, 3383, 3836, 4658, 5572, 6766, 9316, 13532, 16303, 23681, 27263, 32606, 47362, 54526, 65212, 94724, 109052, 190841, 381682, 463471, 763364, 926942, 1853884, 3244297, 6488594, 12977188]

約数ペア:

[(1, 12977188), (2, 6488594), (4, 3244297), (7, 1853884), (14, 926942), (17, 763364), (28, 463471), (34, 381682), (68, 190841), (119, 109052), (137, 94724), (199, 65212), (238, 54526), (274, 47362), (398, 32606), (476, 27263), (548, 23681), (796, 16303), (959, 13532), (1393, 9316), (1918, 6766), (2329, 5572), (2786, 4658), (3383, 3836)]