1572291

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 40

約数和(自身を含む): 2787840

約数和(自身を除く): 1215549

約数列:

[1, 3, 7, 9, 21, 27, 47, 59, 63, 81, 141, 177, 189, 329, 413, 423, 531, 567, 987, 1239, 1269, 1593, 2773, 2961, 3717, 3807, 4779, 8319, 8883, 11151, 19411, 24957, 26649, 33453, 58233, 74871, 174699, 224613, 524097, 1572291]

約数ペア:

[(1, 1572291), (3, 524097), (7, 224613), (9, 174699), (21, 74871), (27, 58233), (47, 33453), (59, 26649), (63, 24957), (81, 19411), (141, 11151), (177, 8883), (189, 8319), (329, 4779), (413, 3807), (423, 3717), (531, 2961), (567, 2773), (987, 1593), (1239, 1269)]