78890455

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{132589}}^1$

素因数の和:132618

約数の個数: 16

約数和(自身を含む): 114557760

約数和(自身を除く): 35667305

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 132589, 662945, 928123, 2254013, 4640615, 11270065, 15778091, 78890455]

約数ペア:

[(1, 78890455), (5, 15778091), (7, 11270065), (17, 4640615), (35, 2254013), (85, 928123), (119, 662945), (595, 132589)]