42007905

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4691}}^1$

素因数の和:4901

約数の個数: 24

約数和(自身を含む): 73195200

約数和(自身を除く): 31187295

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 4691, 8955, 14073, 23455, 42219, 70365, 211095, 933509, 2800527, 4667545, 8401581, 14002635, 42007905]

約数ペア:

[(1, 42007905), (3, 14002635), (5, 8401581), (9, 4667545), (15, 2800527), (45, 933509), (199, 211095), (597, 70365), (995, 42219), (1791, 23455), (2985, 14073), (4691, 8955)]