2885380071

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{17681}}^1$

素因数の和:18119

約数の個数: 32

約数和(自身を含む): 4639756800

約数和(自身を除く): 1754376729

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 409, 1227, 2863, 7771, 8589, 17681, 23313, 53043, 54397, 123767, 163191, 335939, 371301, 1007817, 2351573, 7054719, 7231529, 21694587, 50620703, 137399051, 151862109, 412197153, 961793357, 2885380071]

約数ペア:

[(1, 2885380071), (3, 961793357), (7, 412197153), (19, 151862109), (21, 137399051), (57, 50620703), (133, 21694587), (399, 7231529), (409, 7054719), (1227, 2351573), (2863, 1007817), (7771, 371301), (8589, 335939), (17681, 163191), (23313, 123767), (53043, 54397)]