38489508001

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{128221}}^1$

素因数の和:128345

約数の個数: 32

約数和(自身を含む): 48334565120

約数和(自身を除く): 9845057119

約数列:

[1, 7, 19, 37, 61, 133, 259, 427, 703, 1159, 2257, 4921, 8113, 15799, 42883, 128221, 300181, 897547, 2436199, 4744177, 7821481, 17053393, 33209239, 54750367, 90139363, 148608139, 289394797, 630975541, 1040256973, 2025763579, 5498501143, 38489508001]

約数ペア:

[(1, 38489508001), (7, 5498501143), (19, 2025763579), (37, 1040256973), (61, 630975541), (133, 289394797), (259, 148608139), (427, 90139363), (703, 54750367), (1159, 33209239), (2257, 17053393), (4921, 7821481), (8113, 4744177), (15799, 2436199), (42883, 897547), (128221, 300181)]