199900287

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{1019}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 294053760

約数和(自身を除く): 94153473

約数列:

[1, 3, 9, 71, 213, 307, 639, 921, 1019, 2763, 3057, 9171, 21797, 65391, 72349, 196173, 217047, 312833, 651141, 938499, 2815497, 22211143, 66633429, 199900287]

約数ペア:

[(1, 199900287), (3, 66633429), (9, 22211143), (71, 2815497), (213, 938499), (307, 651141), (639, 312833), (921, 217047), (1019, 196173), (2763, 72349), (3057, 65391), (9171, 21797)]