67658416

素因数分解:

$2^4\times 7^2\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:642

約数の個数: 60

約数和(自身を含む): 153587640

約数和(自身を除く): 85929224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 211, 392, 409, 422, 784, 818, 844, 1477, 1636, 1688, 2863, 2954, 3272, 3376, 5726, 5908, 6544, 10339, 11452, 11816, 20041, 20678, 22904, 23632, 40082, 41356, 45808, 80164, 82712, 86299, 160328, 165424, 172598, 320656, 345196, 604093, 690392, 1208186, 1380784, 2416372, 4228651, 4832744, 8457302, 9665488, 16914604, 33829208, 67658416]

約数ペア:

[(1, 67658416), (2, 33829208), (4, 16914604), (7, 9665488), (8, 8457302), (14, 4832744), (16, 4228651), (28, 2416372), (49, 1380784), (56, 1208186), (98, 690392), (112, 604093), (196, 345196), (211, 320656), (392, 172598), (409, 165424), (422, 160328), (784, 86299), (818, 82712), (844, 80164), (1477, 45808), (1636, 41356), (1688, 40082), (2863, 23632), (2954, 22904), (3272, 20678), (3376, 20041), (5726, 11816), (5908, 11452), (6544, 10339)]