2005458497

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 2391993600

約数和(自身を除く): 386535103

約数列:

[1, 7, 37, 149, 157, 259, 331, 1043, 1099, 2317, 5513, 5809, 12247, 23393, 38591, 40663, 49319, 51967, 85729, 163751, 345233, 363769, 865541, 1824803, 1922779, 6058787, 7743083, 12773621, 13459453, 54201581, 286494071, 2005458497]

約数ペア:

[(1, 2005458497), (7, 286494071), (37, 54201581), (149, 13459453), (157, 12773621), (259, 7743083), (331, 6058787), (1043, 1922779), (1099, 1824803), (2317, 865541), (5513, 363769), (5809, 345233), (12247, 163751), (23393, 85729), (38591, 51967), (40663, 49319)]