381313281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{111593}}^1$

素因数の和:111680

約数の個数: 16

約数和(自身を含む): 546364224

約数和(自身を除く): 165050943

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 111593, 334779, 1897081, 5691243, 7476731, 22430193, 127104427, 381313281]

約数ペア:

[(1, 381313281), (3, 127104427), (17, 22430193), (51, 7476731), (67, 5691243), (201, 1897081), (1139, 334779), (3417, 111593)]