1361331

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{419}}^1$

素因数の和:463

約数の個数: 18

約数和(自身を含む): 2080260

約数和(自身を除く): 718929

約数列:

[1, 3, 9, 19, 57, 171, 361, 419, 1083, 1257, 3249, 3771, 7961, 23883, 71649, 151259, 453777, 1361331]

約数ペア:

[(1, 1361331), (3, 453777), (9, 151259), (19, 71649), (57, 23883), (171, 7961), (361, 3771), (419, 3249), (1083, 1257)]