1331228

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 2436672

約数和(自身を除く): 1105444

約数列:

[1, 2, 4, 47, 73, 94, 97, 146, 188, 194, 292, 388, 3431, 4559, 6862, 7081, 9118, 13724, 14162, 18236, 28324, 332807, 665614, 1331228]

約数ペア:

[(1, 1331228), (2, 665614), (4, 332807), (47, 28324), (73, 18236), (94, 14162), (97, 13724), (146, 9118), (188, 7081), (194, 6862), (292, 4559), (388, 3431)]