319336059

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{2557}}^1$

素因数の和:2899

約数の個数: 32

約数和(自身を含む): 514055680

約数和(自身を除く): 194719621

約数列:

[1, 3, 7, 19, 21, 57, 133, 313, 399, 939, 2191, 2557, 5947, 6573, 7671, 17841, 17899, 41629, 48583, 53697, 124887, 145749, 340081, 800341, 1020243, 2401023, 5602387, 15206479, 16807161, 45619437, 106445353, 319336059]

約数ペア:

[(1, 319336059), (3, 106445353), (7, 45619437), (19, 16807161), (21, 15206479), (57, 5602387), (133, 2401023), (313, 1020243), (399, 800341), (939, 340081), (2191, 145749), (2557, 124887), (5947, 53697), (6573, 48583), (7671, 41629), (17841, 17899)]