86784975

素因数分解:

$3^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{2131}}^1$

素因数の和:2328

約数の個数: 36

約数和(自身を含む): 156373672

約数和(自身を除く): 69588697

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 181, 225, 543, 905, 1629, 2131, 2715, 4525, 6393, 8145, 10655, 13575, 19179, 31965, 40725, 53275, 95895, 159825, 385711, 479475, 1157133, 1928555, 3471399, 5785665, 9642775, 17356995, 28928325, 86784975]

約数ペア:

[(1, 86784975), (3, 28928325), (5, 17356995), (9, 9642775), (15, 5785665), (25, 3471399), (45, 1928555), (75, 1157133), (181, 479475), (225, 385711), (543, 159825), (905, 95895), (1629, 53275), (2131, 40725), (2715, 31965), (4525, 19179), (6393, 13575), (8145, 10655)]