42390518

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 70329600

約数和(自身を除く): 27939082

約数列:

[1, 2, 23, 29, 43, 46, 58, 86, 667, 739, 989, 1247, 1334, 1478, 1978, 2494, 16997, 21431, 28681, 31777, 33994, 42862, 57362, 63554, 492913, 730871, 921533, 985826, 1461742, 1843066, 21195259, 42390518]

約数ペア:

[(1, 42390518), (2, 21195259), (23, 1843066), (29, 1461742), (43, 985826), (46, 921533), (58, 730871), (86, 492913), (667, 63554), (739, 57362), (989, 42862), (1247, 33994), (1334, 31777), (1478, 28681), (1978, 21431), (2494, 16997)]