39799221

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 68203008

約数和(自身を除く): 28403787

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 151, 163, 231, 453, 489, 539, 1057, 1141, 1617, 1661, 1793, 3171, 3423, 4983, 5379, 7399, 7987, 11627, 12551, 22197, 23961, 24613, 34881, 37653, 73839, 81389, 87857, 172291, 244167, 263571, 270743, 516873, 812229, 1206037, 1895201, 3618111, 5685603, 13266407, 39799221]

約数ペア:

[(1, 39799221), (3, 13266407), (7, 5685603), (11, 3618111), (21, 1895201), (33, 1206037), (49, 812229), (77, 516873), (147, 270743), (151, 263571), (163, 244167), (231, 172291), (453, 87857), (489, 81389), (539, 73839), (1057, 37653), (1141, 34881), (1617, 24613), (1661, 23961), (1793, 22197), (3171, 12551), (3423, 11627), (4983, 7987), (5379, 7399)]