131457543

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 212751360

約数和(自身を除く): 81293817

約数列:

[1, 3, 7, 21, 47, 49, 53, 141, 147, 159, 329, 359, 371, 987, 1077, 1113, 2303, 2491, 2513, 2597, 6909, 7473, 7539, 7791, 16873, 17437, 17591, 19027, 50619, 52311, 52773, 57081, 118111, 122059, 133189, 354333, 366177, 399567, 826777, 894269, 932323, 2480331, 2682807, 2796969, 6259883, 18779649, 43819181, 131457543]

約数ペア:

[(1, 131457543), (3, 43819181), (7, 18779649), (21, 6259883), (47, 2796969), (49, 2682807), (53, 2480331), (141, 932323), (147, 894269), (159, 826777), (329, 399567), (359, 366177), (371, 354333), (987, 133189), (1077, 122059), (1113, 118111), (2303, 57081), (2491, 52773), (2513, 52311), (2597, 50619), (6909, 19027), (7473, 17591), (7539, 17437), (7791, 16873)]