72856305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 134918784

約数和(自身を除く): 62062479

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 131, 153, 255, 393, 655, 727, 765, 1179, 1965, 2181, 2227, 3635, 5895, 6543, 6681, 10905, 11135, 12359, 20043, 32715, 33405, 37077, 61795, 95237, 100215, 111231, 185385, 285711, 476185, 556155, 857133, 1428555, 1619029, 4285665, 4857087, 8095145, 14571261, 24285435, 72856305]

約数ペア:

[(1, 72856305), (3, 24285435), (5, 14571261), (9, 8095145), (15, 4857087), (17, 4285665), (45, 1619029), (51, 1428555), (85, 857133), (131, 556155), (153, 476185), (255, 285711), (393, 185385), (655, 111231), (727, 100215), (765, 95237), (1179, 61795), (1965, 37077), (2181, 33405), (2227, 32715), (3635, 20043), (5895, 12359), (6543, 11135), (6681, 10905)]