140888892781

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{198313}}^1$

素因数の和:198581

約数の個数: 32

約数和(自身を含む): 178933169408

約数和(自身を除く): 38044276627

約数列:

[1, 7, 13, 37, 91, 211, 259, 481, 1477, 2743, 3367, 7807, 19201, 54649, 101491, 198313, 710437, 1388191, 2578069, 7337581, 18046483, 41844043, 51363067, 95388553, 292908301, 543972559, 667719871, 1548229591, 3807807913, 10837607137, 20126984683, 140888892781]

約数ペア:

[(1, 140888892781), (7, 20126984683), (13, 10837607137), (37, 3807807913), (91, 1548229591), (211, 667719871), (259, 543972559), (481, 292908301), (1477, 95388553), (2743, 51363067), (3367, 41844043), (7807, 18046483), (19201, 7337581), (54649, 2578069), (101491, 1388191), (198313, 710437)]