1313070928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{20563}}^1$

素因数の和:20891

約数の個数: 40

約数和(自身を含む): 2748831008

約数和(自身を除く): 1435760080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 614, 1228, 2456, 3991, 4912, 7982, 15964, 20563, 31928, 41126, 63856, 82252, 164504, 267319, 329008, 534638, 1069276, 2138552, 4277104, 6312841, 12625682, 25251364, 50502728, 82066933, 101005456, 164133866, 328267732, 656535464, 1313070928]

約数ペア:

[(1, 1313070928), (2, 656535464), (4, 328267732), (8, 164133866), (13, 101005456), (16, 82066933), (26, 50502728), (52, 25251364), (104, 12625682), (208, 6312841), (307, 4277104), (614, 2138552), (1228, 1069276), (2456, 534638), (3991, 329008), (4912, 267319), (7982, 164504), (15964, 82252), (20563, 63856), (31928, 41126)]