1591005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 2822400

約数和(自身を除く): 1231395

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 199, 205, 533, 597, 615, 995, 1599, 2587, 2665, 2985, 7761, 7995, 8159, 12935, 24477, 38805, 40795, 106067, 122385, 318201, 530335, 1591005]

約数ペア:

[(1, 1591005), (3, 530335), (5, 318201), (13, 122385), (15, 106067), (39, 40795), (41, 38805), (65, 24477), (123, 12935), (195, 8159), (199, 7995), (205, 7761), (533, 2985), (597, 2665), (615, 2587), (995, 1599)]