48938981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 62657280

約数和(自身を除く): 13718299

約数列:

[1, 7, 13, 53, 73, 91, 139, 371, 511, 689, 949, 973, 1807, 3869, 4823, 6643, 7367, 10147, 12649, 27083, 50297, 51569, 71029, 95771, 131911, 352079, 537791, 670397, 923377, 3764537, 6991283, 48938981]

約数ペア:

[(1, 48938981), (7, 6991283), (13, 3764537), (53, 923377), (73, 670397), (91, 537791), (139, 352079), (371, 131911), (511, 95771), (689, 71029), (949, 51569), (973, 50297), (1807, 27083), (3869, 12649), (4823, 10147), (6643, 7367)]