557432847

素因数分解:

$3^4\times {\mathrm{757}}^1\times {\mathrm{9091}}^1$

素因数の和:9860

約数の個数: 20

約数和(自身を含む): 833900056

約数和(自身を除く): 276467209

約数列:

[1, 3, 9, 27, 81, 757, 2271, 6813, 9091, 20439, 27273, 61317, 81819, 245457, 736371, 6881887, 20645661, 61936983, 185810949, 557432847]

約数ペア:

[(1, 557432847), (3, 185810949), (9, 61936983), (27, 20645661), (81, 6881887), (757, 736371), (2271, 245457), (6813, 81819), (9091, 61317), (20439, 27273)]