991569698

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{11117}}^1$

素因数の和:11426

約数の個数: 32

約数和(自身を含む): 1780303104

約数和(自身を除く): 788733406

約数列:

[1, 2, 7, 14, 23, 46, 161, 277, 322, 554, 1939, 3878, 6371, 11117, 12742, 22234, 44597, 77819, 89194, 155638, 255691, 511382, 1789837, 3079409, 3579674, 6158818, 21555863, 43111726, 70826407, 141652814, 495784849, 991569698]

約数ペア:

[(1, 991569698), (2, 495784849), (7, 141652814), (14, 70826407), (23, 43111726), (46, 21555863), (161, 6158818), (277, 3579674), (322, 3079409), (554, 1789837), (1939, 511382), (3878, 255691), (6371, 155638), (11117, 89194), (12742, 77819), (22234, 44597)]