289261231

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{953}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 334464768

約数和(自身を除く): 45203537

約数列:

[1, 7, 131, 331, 917, 953, 2317, 6671, 43361, 124843, 303527, 315443, 873901, 2208101, 41323033, 289261231]

約数ペア:

[(1, 289261231), (7, 41323033), (131, 2208101), (331, 873901), (917, 315443), (953, 303527), (2317, 124843), (6671, 43361)]