28564767

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 52595712

約数和(自身を除く): 24030945

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 141, 231, 329, 423, 517, 693, 877, 987, 1551, 2631, 2961, 3619, 4653, 6139, 7893, 9647, 10857, 18417, 28941, 32571, 41219, 55251, 67529, 86823, 123657, 202587, 288533, 370971, 453409, 607761, 865599, 1360227, 2596797, 3173863, 4080681, 9521589, 28564767]

約数ペア:

[(1, 28564767), (3, 9521589), (7, 4080681), (9, 3173863), (11, 2596797), (21, 1360227), (33, 865599), (47, 607761), (63, 453409), (77, 370971), (99, 288533), (141, 202587), (231, 123657), (329, 86823), (423, 67529), (517, 55251), (693, 41219), (877, 32571), (987, 28941), (1551, 18417), (2631, 10857), (2961, 9647), (3619, 7893), (4653, 6139)]