72159879

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 108958464

約数和(自身を除く): 36798585

約数列:

[1, 3, 11, 33, 37, 111, 113, 339, 407, 523, 1221, 1243, 1569, 3729, 4181, 5753, 12543, 17259, 19351, 45991, 58053, 59099, 137973, 177297, 212861, 638583, 650089, 1950267, 2186663, 6559989, 24053293, 72159879]

約数ペア:

[(1, 72159879), (3, 24053293), (11, 6559989), (33, 2186663), (37, 1950267), (111, 650089), (113, 638583), (339, 212861), (407, 177297), (523, 137973), (1221, 59099), (1243, 58053), (1569, 45991), (3729, 19351), (4181, 17259), (5753, 12543)]