217526390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{44123}}^1$

素因数の和:44176

約数の個数: 32

約数和(自身を含む): 428885280

約数和(自身を除く): 211358890

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 44123, 88246, 220615, 441230, 750091, 1279567, 1500182, 2559134, 3750455, 6397835, 7500910, 12795670, 21752639, 43505278, 108763195, 217526390]

約数ペア:

[(1, 217526390), (2, 108763195), (5, 43505278), (10, 21752639), (17, 12795670), (29, 7500910), (34, 6397835), (58, 3750455), (85, 2559134), (145, 1500182), (170, 1279567), (290, 750091), (493, 441230), (986, 220615), (2465, 88246), (4930, 44123)]