1901115

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 3341520

約数和(自身を除く): 1440405

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 509, 747, 1245, 1527, 2545, 3735, 4581, 7635, 22905, 42247, 126741, 211235, 380223, 633705, 1901115]

約数ペア:

[(1, 1901115), (3, 633705), (5, 380223), (9, 211235), (15, 126741), (45, 42247), (83, 22905), (249, 7635), (415, 4581), (509, 3735), (747, 2545), (1245, 1527)]