42438249

素因数分解:

$3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 74023040

約数和(自身を除く): 31584791

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 243, 409, 427, 549, 567, 1227, 1281, 1647, 1701, 2863, 3681, 3843, 4941, 8589, 11043, 11529, 14823, 24949, 25767, 33129, 34587, 74847, 77301, 99387, 103761, 174643, 224541, 231903, 523929, 673623, 695709, 1571787, 2020869, 4715361, 6062607, 14146083, 42438249]

約数ペア:

[(1, 42438249), (3, 14146083), (7, 6062607), (9, 4715361), (21, 2020869), (27, 1571787), (61, 695709), (63, 673623), (81, 523929), (183, 231903), (189, 224541), (243, 174643), (409, 103761), (427, 99387), (549, 77301), (567, 74847), (1227, 34587), (1281, 33129), (1647, 25767), (1701, 24949), (2863, 14823), (3681, 11529), (3843, 11043), (4941, 8589)]