131121270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{208129}}^1$

素因数の和:208149

約数の個数: 48

約数和(自身を含む): 389619360

約数和(自身を除く): 258498090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 208129, 416258, 624387, 1040645, 1248774, 1456903, 1873161, 2081290, 2913806, 3121935, 3746322, 4370709, 6243870, 7284515, 8741418, 9365805, 13112127, 14569030, 18731610, 21853545, 26224254, 43707090, 65560635, 131121270]

約数ペア:

[(1, 131121270), (2, 65560635), (3, 43707090), (5, 26224254), (6, 21853545), (7, 18731610), (9, 14569030), (10, 13112127), (14, 9365805), (15, 8741418), (18, 7284515), (21, 6243870), (30, 4370709), (35, 3746322), (42, 3121935), (45, 2913806), (63, 2081290), (70, 1873161), (90, 1456903), (105, 1248774), (126, 1040645), (210, 624387), (315, 416258), (630, 208129)]