129271383

素因数分解:

$3^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 219651120

約数和(自身を除く): 90379737

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 61, 81, 153, 171, 183, 243, 323, 459, 513, 549, 729, 969, 1037, 1159, 1377, 1539, 1647, 2187, 2907, 3111, 3477, 4131, 4617, 4941, 6561, 8721, 9333, 10431, 12393, 13851, 14823, 19703, 26163, 27999, 31293, 37179, 41553, 44469, 59109, 78489, 83997, 93879, 111537, 124659, 133407, 177327, 235467, 251991, 281637, 400221, 531981, 706401, 755973, 844911, 1595943, 2119203, 2267919, 2534733, 4787829, 6803757, 7604199, 14363487, 43090461, 129271383]

約数ペア:

[(1, 129271383), (3, 43090461), (9, 14363487), (17, 7604199), (19, 6803757), (27, 4787829), (51, 2534733), (57, 2267919), (61, 2119203), (81, 1595943), (153, 844911), (171, 755973), (183, 706401), (243, 531981), (323, 400221), (459, 281637), (513, 251991), (549, 235467), (729, 177327), (969, 133407), (1037, 124659), (1159, 111537), (1377, 93879), (1539, 83997), (1647, 78489), (2187, 59109), (2907, 44469), (3111, 41553), (3477, 37179), (4131, 31293), (4617, 27999), (4941, 26163), (6561, 19703), (8721, 14823), (9333, 13851), (10431, 12393)]