28590426

素因数分解:

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

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 65909376

約数和(自身を除く): 37318950

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 106, 138, 159, 207, 318, 414, 477, 954, 1219, 1303, 2438, 2606, 3657, 3909, 7314, 7818, 10971, 11727, 21942, 23454, 29969, 59938, 69059, 89907, 138118, 179814, 207177, 269721, 414354, 539442, 621531, 1243062, 1588357, 3176714, 4765071, 9530142, 14295213, 28590426]

約数ペア:

[(1, 28590426), (2, 14295213), (3, 9530142), (6, 4765071), (9, 3176714), (18, 1588357), (23, 1243062), (46, 621531), (53, 539442), (69, 414354), (106, 269721), (138, 207177), (159, 179814), (207, 138118), (318, 89907), (414, 69059), (477, 59938), (954, 29969), (1219, 23454), (1303, 21942), (2438, 11727), (2606, 10971), (3657, 7818), (3909, 7314)]