42322581

素因数分解:

$3^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 73382400

約数和(自身を除く): 31059819

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 139, 179, 189, 243, 417, 537, 567, 973, 1251, 1253, 1611, 1701, 2919, 3753, 3759, 4833, 8757, 11259, 11277, 14499, 24881, 26271, 33777, 33831, 43497, 74643, 78813, 101493, 174167, 223929, 236439, 304479, 522501, 671787, 1567503, 2015361, 4702509, 6046083, 14107527, 42322581]

約数ペア:

[(1, 42322581), (3, 14107527), (7, 6046083), (9, 4702509), (21, 2015361), (27, 1567503), (63, 671787), (81, 522501), (139, 304479), (179, 236439), (189, 223929), (243, 174167), (417, 101493), (537, 78813), (567, 74643), (973, 43497), (1251, 33831), (1253, 33777), (1611, 26271), (1701, 24881), (2919, 14499), (3753, 11277), (3759, 11259), (4833, 8757)]