217141323

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{1373}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 351392256

約数和(自身を除く): 134250933

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 443, 1329, 1373, 3101, 4119, 7531, 9303, 9611, 22593, 23341, 28833, 52717, 70023, 158151, 163387, 490161, 608239, 1824717, 4257673, 10340063, 12773019, 31020189, 72380441, 217141323]

約数ペア:

[(1, 217141323), (3, 72380441), (7, 31020189), (17, 12773019), (21, 10340063), (51, 4257673), (119, 1824717), (357, 608239), (443, 490161), (1329, 163387), (1373, 158151), (3101, 70023), (4119, 52717), (7531, 28833), (9303, 23341), (9611, 22593)]