2940273

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 5099520

約数和(自身を除く): 2159247

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 331, 423, 987, 993, 1269, 2317, 2961, 2979, 6951, 8883, 8937, 15557, 20853, 46671, 62559, 108899, 140013, 326697, 420039, 980091, 2940273]

約数ペア:

[(1, 2940273), (3, 980091), (7, 420039), (9, 326697), (21, 140013), (27, 108899), (47, 62559), (63, 46671), (141, 20853), (189, 15557), (329, 8937), (331, 8883), (423, 6951), (987, 2979), (993, 2961), (1269, 2317)]