1885870981799

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21089}}^1\times {\mathrm{12917}}^1$

素因数の和:34079

約数の個数: 32

約数和(自身を含む): 2301578357760

約数和(自身を除く): 415707375961

約数列:

[1, 7, 23, 43, 161, 301, 989, 6923, 12917, 21089, 90419, 147623, 297091, 485047, 555431, 906827, 2079637, 3395329, 3888017, 6347789, 12774913, 20857021, 89424391, 145999147, 272406613, 1906846291, 6265352099, 11713484359, 43857464693, 81994390513, 269410140257, 1885870981799]

約数ペア:

[(1, 1885870981799), (7, 269410140257), (23, 81994390513), (43, 43857464693), (161, 11713484359), (301, 6265352099), (989, 1906846291), (6923, 272406613), (12917, 145999147), (21089, 89424391), (90419, 20857021), (147623, 12774913), (297091, 6347789), (485047, 3888017), (555431, 3395329), (906827, 2079637)]