391375061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{577}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 511377408

約数和(自身を除く): 120002347

約数列:

[1, 7, 11, 23, 77, 161, 253, 383, 577, 1771, 2681, 4039, 4213, 6347, 8809, 13271, 29491, 44429, 61663, 92897, 96899, 145981, 220991, 678293, 1021867, 1546937, 2430901, 5082793, 17016307, 35579551, 55910723, 391375061]

約数ペア:

[(1, 391375061), (7, 55910723), (11, 35579551), (23, 17016307), (77, 5082793), (161, 2430901), (253, 1546937), (383, 1021867), (577, 678293), (1771, 220991), (2681, 145981), (4039, 96899), (4213, 92897), (6347, 61663), (8809, 44429), (13271, 29491)]