38931475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7451}}^1$

素因数の和:7491

約数の個数: 24

約数和(自身を含む): 55442880

約数和(自身を除く): 16511405

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 7451, 37255, 81961, 141569, 186275, 409805, 707845, 1557259, 2049025, 3539225, 7786295, 38931475]

約数ペア:

[(1, 38931475), (5, 7786295), (11, 3539225), (19, 2049025), (25, 1557259), (55, 707845), (95, 409805), (209, 186275), (275, 141569), (475, 81961), (1045, 37255), (5225, 7451)]