2181750669

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1\times {\mathrm{1277}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 3687510528

約数和(自身を除く): 1505759859

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 577, 987, 1277, 1731, 2961, 3831, 4039, 5193, 8939, 11493, 12117, 26817, 27119, 36351, 60019, 80451, 81357, 180057, 189833, 244071, 420133, 540171, 569499, 736829, 1260399, 1708497, 2210487, 3781197, 5157803, 6631461, 15473409, 34630963, 46420227, 103892889, 242416741, 311678667, 727250223, 2181750669]

約数ペア:

[(1, 2181750669), (3, 727250223), (7, 311678667), (9, 242416741), (21, 103892889), (47, 46420227), (63, 34630963), (141, 15473409), (329, 6631461), (423, 5157803), (577, 3781197), (987, 2210487), (1277, 1708497), (1731, 1260399), (2961, 736829), (3831, 569499), (4039, 540171), (5193, 420133), (8939, 244071), (11493, 189833), (12117, 180057), (26817, 81357), (27119, 80451), (36351, 60019)]