279019155

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{887}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 455053824

約数和(自身を除く): 176034669

約数列:

[1, 3, 5, 15, 67, 201, 313, 335, 887, 939, 1005, 1565, 2661, 4435, 4695, 13305, 20971, 59429, 62913, 104855, 178287, 277631, 297145, 314565, 832893, 891435, 1388155, 4164465, 18601277, 55803831, 93006385, 279019155]

約数ペア:

[(1, 279019155), (3, 93006385), (5, 55803831), (15, 18601277), (67, 4164465), (201, 1388155), (313, 891435), (335, 832893), (887, 314565), (939, 297145), (1005, 277631), (1565, 178287), (2661, 104855), (4435, 62913), (4695, 59429), (13305, 20971)]