1285286863

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1619}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 1592524800

約数和(自身を除く): 307237937

約数列:

[1, 7, 19, 47, 127, 133, 329, 889, 893, 1619, 2413, 5969, 6251, 11333, 16891, 30761, 41783, 76093, 113411, 205613, 215327, 532651, 793877, 1439291, 1445767, 3906647, 9663811, 10120369, 27346529, 67646677, 183612409, 1285286863]

約数ペア:

[(1, 1285286863), (7, 183612409), (19, 67646677), (47, 27346529), (127, 10120369), (133, 9663811), (329, 3906647), (889, 1445767), (893, 1439291), (1619, 793877), (2413, 532651), (5969, 215327), (6251, 205613), (11333, 113411), (16891, 76093), (30761, 41783)]