187896605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 256919040

約数和(自身を除く): 69022435

約数列:

[1, 5, 13, 19, 65, 95, 247, 353, 431, 1235, 1765, 2155, 4589, 5603, 6707, 8189, 22945, 28015, 33535, 40945, 87191, 106457, 152143, 435955, 532285, 760715, 1977859, 2890717, 9889295, 14453585, 37579321, 187896605]

約数ペア:

[(1, 187896605), (5, 37579321), (13, 14453585), (19, 9889295), (65, 2890717), (95, 1977859), (247, 760715), (353, 532285), (431, 435955), (1235, 152143), (1765, 106457), (2155, 87191), (4589, 40945), (5603, 33535), (6707, 28015), (8189, 22945)]