8889689956

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{283}}^1\times {\mathrm{1153}}^1$

素因数の和:1593

約数の個数: 72

約数和(自身を含む): 18307332960

約数和(自身を除く): 9417643004

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 283, 556, 566, 973, 1132, 1153, 1946, 1981, 2306, 3892, 3962, 4612, 6811, 7924, 8071, 13622, 13867, 16142, 27244, 27734, 32284, 39337, 55468, 56497, 78674, 112994, 157348, 160267, 225988, 275359, 320534, 326299, 550718, 641068, 652598, 1101436, 1121869, 1305196, 1927513, 2243738, 2284093, 3855026, 4487476, 4568186, 7710052, 7853083, 9136372, 15706166, 15988651, 31412332, 31977302, 45355561, 63954604, 90711122, 181422244, 317488927, 634977854, 1269955708, 2222422489, 4444844978, 8889689956]

約数ペア:

[(1, 8889689956), (2, 4444844978), (4, 2222422489), (7, 1269955708), (14, 634977854), (28, 317488927), (49, 181422244), (98, 90711122), (139, 63954604), (196, 45355561), (278, 31977302), (283, 31412332), (556, 15988651), (566, 15706166), (973, 9136372), (1132, 7853083), (1153, 7710052), (1946, 4568186), (1981, 4487476), (2306, 3855026), (3892, 2284093), (3962, 2243738), (4612, 1927513), (6811, 1305196), (7924, 1121869), (8071, 1101436), (13622, 652598), (13867, 641068), (16142, 550718), (27244, 326299), (27734, 320534), (32284, 275359), (39337, 225988), (55468, 160267), (56497, 157348), (78674, 112994)]