28910322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1153}}^1$

素因数の和:1367

約数の個数: 48

約数和(自身を含む): 72009600

約数和(自身を除く): 43099278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 199, 398, 597, 1153, 1194, 1393, 1791, 2306, 2786, 3459, 3582, 4179, 6918, 8071, 8358, 10377, 12537, 16142, 20754, 24213, 25074, 48426, 72639, 145278, 229447, 458894, 688341, 1376682, 1606129, 2065023, 3212258, 4130046, 4818387, 9636774, 14455161, 28910322]

約数ペア:

[(1, 28910322), (2, 14455161), (3, 9636774), (6, 4818387), (7, 4130046), (9, 3212258), (14, 2065023), (18, 1606129), (21, 1376682), (42, 688341), (63, 458894), (126, 229447), (199, 145278), (398, 72639), (597, 48426), (1153, 25074), (1194, 24213), (1393, 20754), (1791, 16142), (2306, 12537), (2786, 10377), (3459, 8358), (3582, 8071), (4179, 6918)]