1905547

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 2350080

約数和(自身を除く): 444533

約数列:

[1, 7, 17, 67, 119, 239, 469, 1139, 1673, 4063, 7973, 16013, 28441, 112091, 272221, 1905547]

約数ペア:

[(1, 1905547), (7, 272221), (17, 112091), (67, 28441), (119, 16013), (239, 7973), (469, 4063), (1139, 1673)]