4247355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2163

約数の個数: 32

約数和(自身を含む): 8179200

約数和(自身を除く): 3931845

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 2129, 6387, 10645, 14903, 31935, 40451, 44709, 74515, 121353, 202255, 223545, 283157, 606765, 849471, 1415785, 4247355]

約数ペア:

[(1, 4247355), (3, 1415785), (5, 849471), (7, 606765), (15, 283157), (19, 223545), (21, 202255), (35, 121353), (57, 74515), (95, 44709), (105, 40451), (133, 31935), (285, 14903), (399, 10645), (665, 6387), (1995, 2129)]