247009725

素因数分解:

$3^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{4051}}^1$

素因数の和:4338

約数の個数: 36

約数和(自身を含む): 444164032

約数和(自身を除く): 197154307

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 271, 813, 1355, 2439, 4051, 4065, 6775, 12153, 12195, 20255, 20325, 36459, 60765, 60975, 101275, 182295, 303825, 911475, 1097821, 3293463, 5489105, 9880389, 16467315, 27445525, 49401945, 82336575, 247009725]

約数ペア:

[(1, 247009725), (3, 82336575), (5, 49401945), (9, 27445525), (15, 16467315), (25, 9880389), (45, 5489105), (75, 3293463), (225, 1097821), (271, 911475), (813, 303825), (1355, 182295), (2439, 101275), (4051, 60975), (4065, 60765), (6775, 36459), (12153, 20325), (12195, 20255)]