26880821715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{12689}}^1$

素因数の和:13092

約数の個数: 64

約数和(自身を含む): 48330017280

約数和(自身を除く): 21449195565

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 347, 407, 555, 1041, 1221, 1735, 2035, 3817, 5205, 6105, 11451, 12689, 12839, 19085, 38067, 38517, 57255, 63445, 64195, 139579, 141229, 190335, 192585, 418737, 423687, 469493, 697895, 706145, 1408479, 2093685, 2118435, 2347465, 4403083, 5164423, 7042395, 13209249, 15493269, 22015415, 25822115, 48433913, 66046245, 77466345, 145301739, 162914071, 242169565, 488742213, 726508695, 814570355, 1792054781, 2443711065, 5376164343, 8960273905, 26880821715]

約数ペア:

[(1, 26880821715), (3, 8960273905), (5, 5376164343), (11, 2443711065), (15, 1792054781), (33, 814570355), (37, 726508695), (55, 488742213), (111, 242169565), (165, 162914071), (185, 145301739), (347, 77466345), (407, 66046245), (555, 48433913), (1041, 25822115), (1221, 22015415), (1735, 15493269), (2035, 13209249), (3817, 7042395), (5205, 5164423), (6105, 4403083), (11451, 2347465), (12689, 2118435), (12839, 2093685), (19085, 1408479), (38067, 706145), (38517, 697895), (57255, 469493), (63445, 423687), (64195, 418737), (139579, 192585), (141229, 190335)]