13219025290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{438733}}^1$

素因数の和:438894

約数の個数: 32

約数和(自身を含む): 25018367616

約数和(自身を除く): 11799342326

約数列:

[1, 2, 5, 10, 23, 46, 115, 131, 230, 262, 655, 1310, 3013, 6026, 15065, 30130, 438733, 877466, 2193665, 4387330, 10090859, 20181718, 50454295, 57474023, 100908590, 114948046, 287370115, 574740230, 1321902529, 2643805058, 6609512645, 13219025290]

約数ペア:

[(1, 13219025290), (2, 6609512645), (5, 2643805058), (10, 1321902529), (23, 574740230), (46, 287370115), (115, 114948046), (131, 100908590), (230, 57474023), (262, 50454295), (655, 20181718), (1310, 10090859), (3013, 4387330), (6026, 2193665), (15065, 877466), (30130, 438733)]