1904510139

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1\times {\mathrm{4481}}^1$

素因数の和:5075

約数の個数: 32

約数和(自身を含む): 2986661376

約数和(自身を除く): 1082151237

約数列:

[1, 3, 7, 21, 37, 111, 259, 547, 777, 1641, 3829, 4481, 11487, 13443, 20239, 31367, 60717, 94101, 141673, 165797, 425019, 497391, 1160579, 2451107, 3481737, 7353321, 17157749, 51473247, 90690959, 272072877, 634836713, 1904510139]

約数ペア:

[(1, 1904510139), (3, 634836713), (7, 272072877), (21, 90690959), (37, 51473247), (111, 17157749), (259, 7353321), (547, 3481737), (777, 2451107), (1641, 1160579), (3829, 497391), (4481, 425019), (11487, 165797), (13443, 141673), (20239, 94101), (31367, 60717)]