86876015

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 106064640

約数和(自身を除く): 19188625

約数列:

[1, 5, 89, 197, 445, 985, 991, 4955, 17533, 87665, 88199, 195227, 440995, 976135, 17375203, 86876015]

約数ペア:

[(1, 86876015), (5, 17375203), (89, 976135), (197, 440995), (445, 195227), (985, 88199), (991, 87665), (4955, 17533)]