71227779

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 111390720

約数和(自身を除く): 40162941

約数列:

[1, 3, 7, 21, 73, 97, 219, 291, 479, 511, 679, 1437, 1533, 2037, 3353, 7081, 10059, 21243, 34967, 46463, 49567, 104901, 139389, 148701, 244769, 325241, 734307, 975723, 3391799, 10175397, 23742593, 71227779]

約数ペア:

[(1, 71227779), (3, 23742593), (7, 10175397), (21, 3391799), (73, 975723), (97, 734307), (219, 325241), (291, 244769), (479, 148701), (511, 139389), (679, 104901), (1437, 49567), (1533, 46463), (2037, 34967), (3353, 21243), (7081, 10059)]