28362276

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 74692800

約数和(自身を除く): 46330524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 107, 111, 148, 199, 214, 222, 321, 333, 398, 428, 444, 597, 642, 666, 796, 963, 1194, 1284, 1332, 1791, 1926, 2388, 3582, 3852, 3959, 7164, 7363, 7918, 11877, 14726, 15836, 21293, 22089, 23754, 29452, 35631, 42586, 44178, 47508, 63879, 66267, 71262, 85172, 88356, 127758, 132534, 142524, 191637, 255516, 265068, 383274, 766548, 787841, 1575682, 2363523, 3151364, 4727046, 7090569, 9454092, 14181138, 28362276]

約数ペア:

[(1, 28362276), (2, 14181138), (3, 9454092), (4, 7090569), (6, 4727046), (9, 3151364), (12, 2363523), (18, 1575682), (36, 787841), (37, 766548), (74, 383274), (107, 265068), (111, 255516), (148, 191637), (199, 142524), (214, 132534), (222, 127758), (321, 88356), (333, 85172), (398, 71262), (428, 66267), (444, 63879), (597, 47508), (642, 44178), (666, 42586), (796, 35631), (963, 29452), (1194, 23754), (1284, 22089), (1332, 21293), (1791, 15836), (1926, 14726), (2388, 11877), (3582, 7918), (3852, 7363), (3959, 7164)]