173239157

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 217873152

約数和(自身を除く): 44633995

約数列:

[1, 7, 13, 49, 91, 431, 631, 637, 3017, 4417, 5603, 8203, 21119, 30919, 39221, 57421, 271961, 274547, 401947, 1903727, 3535493, 13326089, 24748451, 173239157]

約数ペア:

[(1, 173239157), (7, 24748451), (13, 13326089), (49, 3535493), (91, 1903727), (431, 401947), (631, 274547), (637, 271961), (3017, 57421), (4417, 39221), (5603, 30919), (8203, 21119)]