66920476

素因数分解:

$2^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{811}}^1$

素因数の和:1250

約数の個数: 36

約数和(自身を含む): 136722936

約数和(自身を除く): 69802460

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421, 811, 842, 1622, 1684, 2947, 3244, 5677, 5894, 11354, 11788, 20629, 22708, 39739, 41258, 79478, 82516, 158956, 341431, 682862, 1365724, 2390017, 4780034, 9560068, 16730119, 33460238, 66920476]

約数ペア:

[(1, 66920476), (2, 33460238), (4, 16730119), (7, 9560068), (14, 4780034), (28, 2390017), (49, 1365724), (98, 682862), (196, 341431), (421, 158956), (811, 82516), (842, 79478), (1622, 41258), (1684, 39739), (2947, 22708), (3244, 20629), (5677, 11788), (5894, 11354)]