79221591

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 51415209

約数列:

[1, 3, 9, 23, 27, 29, 53, 69, 83, 87, 159, 207, 249, 261, 477, 621, 667, 747, 783, 1219, 1431, 1537, 1909, 2001, 2241, 2407, 3657, 4399, 4611, 5727, 6003, 7221, 10971, 13197, 13833, 17181, 18009, 21663, 32913, 35351, 39591, 41499, 51543, 55361, 64989, 101177, 106053, 118773, 127571, 166083, 303531, 318159, 382713, 498249, 910593, 954477, 1148139, 1494747, 2731779, 2934133, 3444417, 8802399, 26407197, 79221591]

約数ペア:

[(1, 79221591), (3, 26407197), (9, 8802399), (23, 3444417), (27, 2934133), (29, 2731779), (53, 1494747), (69, 1148139), (83, 954477), (87, 910593), (159, 498249), (207, 382713), (249, 318159), (261, 303531), (477, 166083), (621, 127571), (667, 118773), (747, 106053), (783, 101177), (1219, 64989), (1431, 55361), (1537, 51543), (1909, 41499), (2001, 39591), (2241, 35351), (2407, 32913), (3657, 21663), (4399, 18009), (4611, 17181), (5727, 13833), (6003, 13197), (7221, 10971)]