3994991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 5410944

約数和(自身を除く): 1415953

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 307, 1001, 1183, 1859, 2149, 3377, 3991, 13013, 23639, 27937, 43901, 51883, 307307, 363181, 570713, 3994991]

約数ペア:

[(1, 3994991), (7, 570713), (11, 363181), (13, 307307), (77, 51883), (91, 43901), (143, 27937), (169, 23639), (307, 13013), (1001, 3991), (1183, 3377), (1859, 2149)]