71796459

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1747}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 116346880

約数和(自身を除く): 44550421

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 1747, 1957, 2163, 5241, 5871, 12229, 13699, 33193, 36687, 41097, 99579, 179941, 232351, 539823, 697053, 1259587, 3418879, 3778761, 10256637, 23932153, 71796459]

約数ペア:

[(1, 71796459), (3, 23932153), (7, 10256637), (19, 3778761), (21, 3418879), (57, 1259587), (103, 697053), (133, 539823), (309, 232351), (399, 179941), (721, 99579), (1747, 41097), (1957, 36687), (2163, 33193), (5241, 13699), (5871, 12229)]