253997685

素因数分解:

$3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{6977}}^1$

素因数の和:7797

約数の個数: 24

約数和(自身を含む): 440870040

約数和(自身を除く): 186872355

約数列:

[1, 3, 5, 9, 15, 45, 809, 2427, 4045, 6977, 7281, 12135, 20931, 34885, 36405, 62793, 104655, 313965, 5644393, 16933179, 28221965, 50799537, 84665895, 253997685]

約数ペア:

[(1, 253997685), (3, 84665895), (5, 50799537), (9, 28221965), (15, 16933179), (45, 5644393), (809, 313965), (2427, 104655), (4045, 62793), (6977, 36405), (7281, 34885), (12135, 20931)]