188523909

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1117}}^1$

素因数の和:1199

約数の個数: 64

約数和(自身を含む): 343449600

約数和(自身を除く): 154925691

約数列:

[1, 3, 7, 9, 19, 21, 27, 47, 57, 63, 133, 141, 171, 189, 329, 399, 423, 513, 893, 987, 1117, 1197, 1269, 2679, 2961, 3351, 3591, 6251, 7819, 8037, 8883, 10053, 18753, 21223, 23457, 24111, 30159, 52499, 56259, 63669, 70371, 148561, 157497, 168777, 191007, 211113, 367493, 445683, 472491, 573021, 997481, 1102479, 1337049, 1417473, 2992443, 3307437, 4011147, 6982367, 8977329, 9922311, 20947101, 26931987, 62841303, 188523909]

約数ペア:

[(1, 188523909), (3, 62841303), (7, 26931987), (9, 20947101), (19, 9922311), (21, 8977329), (27, 6982367), (47, 4011147), (57, 3307437), (63, 2992443), (133, 1417473), (141, 1337049), (171, 1102479), (189, 997481), (329, 573021), (399, 472491), (423, 445683), (513, 367493), (893, 211113), (987, 191007), (1117, 168777), (1197, 157497), (1269, 148561), (2679, 70371), (2961, 63669), (3351, 56259), (3591, 52499), (6251, 30159), (7819, 24111), (8037, 23457), (8883, 21223), (10053, 18753)]