172720095

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{138731}}^1$

素因数の和:138822

約数の個数: 16

約数和(自身を含む): 279683712

約数和(自身を除く): 106963617

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 138731, 416193, 693655, 2080965, 11514673, 34544019, 57573365, 172720095]

約数ペア:

[(1, 172720095), (3, 57573365), (5, 34544019), (15, 11514673), (83, 2080965), (249, 693655), (415, 416193), (1245, 138731)]