72257415

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3943

約数の個数: 32

約数和(自身を含む): 122411520

約数和(自身を除く): 50154105

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 3863, 6235, 11589, 18705, 19315, 57945, 112027, 166109, 336081, 498327, 560135, 830545, 1680405, 2491635, 4817161, 14451483, 24085805, 72257415]

約数ペア:

[(1, 72257415), (3, 24085805), (5, 14451483), (15, 4817161), (29, 2491635), (43, 1680405), (87, 830545), (129, 560135), (145, 498327), (215, 336081), (435, 166109), (645, 112027), (1247, 57945), (3741, 19315), (3863, 18705), (6235, 11589)]