42990285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1951}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 74769408

約数和(自身を除く): 31779123

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 1469, 1695, 1951, 4407, 5853, 7345, 9755, 22035, 25363, 29265, 76089, 126815, 220463, 380445, 661389, 1102315, 2866019, 3306945, 8598057, 14330095, 42990285]

約数ペア:

[(1, 42990285), (3, 14330095), (5, 8598057), (13, 3306945), (15, 2866019), (39, 1102315), (65, 661389), (113, 380445), (195, 220463), (339, 126815), (565, 76089), (1469, 29265), (1695, 25363), (1951, 22035), (4407, 9755), (5853, 7345)]