201491507

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 250145280

約数和(自身を除く): 48653773

約数列:

[1, 7, 29, 41, 43, 203, 287, 301, 563, 1189, 1247, 1763, 3941, 8323, 8729, 12341, 16327, 23083, 24209, 51127, 114289, 161581, 169463, 357889, 669407, 702061, 992569, 4685849, 4914427, 6947983, 28784501, 201491507]

約数ペア:

[(1, 201491507), (7, 28784501), (29, 6947983), (41, 4914427), (43, 4685849), (203, 992569), (287, 702061), (301, 669407), (563, 357889), (1189, 169463), (1247, 161581), (1763, 114289), (3941, 51127), (8323, 24209), (8729, 23083), (12341, 16327)]