1289331378

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{28057}}^1$

素因数の和:28128

約数の個数: 64

約数和(自身を含む): 3070667520

約数和(自身を除く): 1781336142

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 37, 46, 54, 69, 74, 111, 138, 207, 222, 333, 414, 621, 666, 851, 999, 1242, 1702, 1998, 2553, 5106, 7659, 15318, 22977, 28057, 45954, 56114, 84171, 168342, 252513, 505026, 645311, 757539, 1038109, 1290622, 1515078, 1935933, 2076218, 3114327, 3871866, 5807799, 6228654, 9342981, 11615598, 17423397, 18685962, 23876507, 28028943, 34846794, 47753014, 56057886, 71629521, 143259042, 214888563, 429777126, 644665689, 1289331378]

約数ペア:

[(1, 1289331378), (2, 644665689), (3, 429777126), (6, 214888563), (9, 143259042), (18, 71629521), (23, 56057886), (27, 47753014), (37, 34846794), (46, 28028943), (54, 23876507), (69, 18685962), (74, 17423397), (111, 11615598), (138, 9342981), (207, 6228654), (222, 5807799), (333, 3871866), (414, 3114327), (621, 2076218), (666, 1935933), (851, 1515078), (999, 1290622), (1242, 1038109), (1702, 757539), (1998, 645311), (2553, 505026), (5106, 252513), (7659, 168342), (15318, 84171), (22977, 56114), (28057, 45954)]