261004035

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{1481}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 432506880

約数和(自身を除く): 171502845

約数列:

[1, 3, 5, 15, 31, 93, 155, 379, 465, 1137, 1481, 1895, 4443, 5685, 7405, 11749, 22215, 35247, 45911, 58745, 137733, 176235, 229555, 561299, 688665, 1683897, 2806495, 8419485, 17400269, 52200807, 87001345, 261004035]

約数ペア:

[(1, 261004035), (3, 87001345), (5, 52200807), (15, 17400269), (31, 8419485), (93, 2806495), (155, 1683897), (379, 688665), (465, 561299), (1137, 229555), (1481, 176235), (1895, 137733), (4443, 58745), (5685, 45911), (7405, 35247), (11749, 22215)]