281701299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2963}}^1$

素因数の和:3087

約数の個数: 32

約数和(自身を含む): 425677824

約数和(自身を除く): 143976525

約数列:

[1, 3, 11, 33, 43, 67, 129, 201, 473, 737, 1419, 2211, 2881, 2963, 8643, 8889, 31691, 32593, 95073, 97779, 127409, 198521, 382227, 595563, 1401499, 2183731, 4204497, 6551193, 8536403, 25609209, 93900433, 281701299]

約数ペア:

[(1, 281701299), (3, 93900433), (11, 25609209), (33, 8536403), (43, 6551193), (67, 4204497), (129, 2183731), (201, 1401499), (473, 595563), (737, 382227), (1419, 198521), (2211, 127409), (2881, 97779), (2963, 95073), (8643, 32593), (8889, 31691)]