85771278

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 202798080

約数和(自身を除く): 117026802

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 53, 54, 69, 106, 138, 159, 207, 318, 414, 477, 621, 954, 1219, 1242, 1303, 1431, 2438, 2606, 2862, 3657, 3909, 7314, 7818, 10971, 11727, 21942, 23454, 29969, 32913, 35181, 59938, 65826, 69059, 70362, 89907, 138118, 179814, 207177, 269721, 414354, 539442, 621531, 809163, 1243062, 1588357, 1618326, 1864593, 3176714, 3729186, 4765071, 9530142, 14295213, 28590426, 42885639, 85771278]

約数ペア:

[(1, 85771278), (2, 42885639), (3, 28590426), (6, 14295213), (9, 9530142), (18, 4765071), (23, 3729186), (27, 3176714), (46, 1864593), (53, 1618326), (54, 1588357), (69, 1243062), (106, 809163), (138, 621531), (159, 539442), (207, 414354), (318, 269721), (414, 207177), (477, 179814), (621, 138118), (954, 89907), (1219, 70362), (1242, 69059), (1303, 65826), (1431, 59938), (2438, 35181), (2606, 32913), (2862, 29969), (3657, 23454), (3909, 21942), (7314, 11727), (7818, 10971)]