128947642068

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{219298711}}^1$

素因数の和:219298732

約数の個数: 36

約数和(自身を含む): 350000744352

約数和(自身を除く): 221053102284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 219298711, 438597422, 657896133, 877194844, 1315792266, 1535090977, 2631584532, 3070181954, 4605272931, 6140363908, 9210545862, 10745636839, 18421091724, 21491273678, 32236910517, 42982547356, 64473821034, 128947642068]

約数ペア:

[(1, 128947642068), (2, 64473821034), (3, 42982547356), (4, 32236910517), (6, 21491273678), (7, 18421091724), (12, 10745636839), (14, 9210545862), (21, 6140363908), (28, 4605272931), (42, 3070181954), (49, 2631584532), (84, 1535090977), (98, 1315792266), (147, 877194844), (196, 657896133), (294, 438597422), (588, 219298711)]