42574329

素因数分解:

$3^{10}\times 7^1\times {\mathrm{103}}^1$

素因数の和:140

約数の個数: 44

約数和(自身を含む): 73692736

約数和(自身を除く): 31118407

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 243, 309, 567, 721, 729, 927, 1701, 2163, 2187, 2781, 5103, 6489, 6561, 8343, 15309, 19467, 19683, 25029, 45927, 58401, 59049, 75087, 137781, 175203, 225261, 413343, 525609, 675783, 1576827, 2027349, 4730481, 6082047, 14191443, 42574329]

約数ペア:

[(1, 42574329), (3, 14191443), (7, 6082047), (9, 4730481), (21, 2027349), (27, 1576827), (63, 675783), (81, 525609), (103, 413343), (189, 225261), (243, 175203), (309, 137781), (567, 75087), (721, 59049), (729, 58401), (927, 45927), (1701, 25029), (2163, 19683), (2187, 19467), (2781, 15309), (5103, 8343), (6489, 6561)]