66561208

素因数分解:

$2^3\times 7^3\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 147456000

約数和(自身を除く): 80894792

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 191, 196, 254, 343, 382, 392, 508, 686, 764, 889, 1016, 1337, 1372, 1528, 1778, 2674, 2744, 3556, 5348, 6223, 7112, 9359, 10696, 12446, 18718, 24257, 24892, 37436, 43561, 48514, 49784, 65513, 74872, 87122, 97028, 131026, 169799, 174244, 194056, 262052, 339598, 348488, 524104, 679196, 1188593, 1358392, 2377186, 4754372, 8320151, 9508744, 16640302, 33280604, 66561208]

約数ペア:

[(1, 66561208), (2, 33280604), (4, 16640302), (7, 9508744), (8, 8320151), (14, 4754372), (28, 2377186), (49, 1358392), (56, 1188593), (98, 679196), (127, 524104), (191, 348488), (196, 339598), (254, 262052), (343, 194056), (382, 174244), (392, 169799), (508, 131026), (686, 97028), (764, 87122), (889, 74872), (1016, 65513), (1337, 49784), (1372, 48514), (1528, 43561), (1778, 37436), (2674, 24892), (2744, 24257), (3556, 18718), (5348, 12446), (6223, 10696), (7112, 9359)]