247157073

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{27271}}^1$

素因数の和:27349

約数の個数: 24

約数和(自身を含む): 382898880

約数和(自身を除く): 135741807

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 3021, 9063, 27271, 81813, 245439, 518149, 1445363, 1554447, 4336089, 4663341, 13008267, 27461897, 82385691, 247157073]

約数ペア:

[(1, 247157073), (3, 82385691), (9, 27461897), (19, 13008267), (53, 4663341), (57, 4336089), (159, 1554447), (171, 1445363), (477, 518149), (1007, 245439), (3021, 81813), (9063, 27271)]