243980178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{853}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 556671360

約数和(自身を除く): 312691182

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 193, 247, 386, 494, 579, 741, 853, 1158, 1482, 1706, 2509, 2559, 3667, 5018, 5118, 7334, 7527, 11001, 11089, 15054, 16207, 22002, 22178, 32414, 33267, 47671, 48621, 66534, 95342, 97242, 143013, 164629, 210691, 286026, 329258, 421382, 493887, 632073, 987774, 1264146, 2140177, 3127951, 4280354, 6255902, 6420531, 9383853, 12841062, 18767706, 40663363, 81326726, 121990089, 243980178]

約数ペア:

[(1, 243980178), (2, 121990089), (3, 81326726), (6, 40663363), (13, 18767706), (19, 12841062), (26, 9383853), (38, 6420531), (39, 6255902), (57, 4280354), (78, 3127951), (114, 2140177), (193, 1264146), (247, 987774), (386, 632073), (494, 493887), (579, 421382), (741, 329258), (853, 286026), (1158, 210691), (1482, 164629), (1706, 143013), (2509, 97242), (2559, 95342), (3667, 66534), (5018, 48621), (5118, 47671), (7334, 33267), (7527, 32414), (11001, 22178), (11089, 22002), (15054, 16207)]