217727784

素因数分解:

$2^3\times 3^3\times {\mathrm{127}}^1\times {\mathrm{7937}}^1$

素因数の和:8079

約数の個数: 64

約数和(自身を含む): 609638400

約数和(自身を除く): 391910616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 127, 216, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 3429, 4572, 6858, 7937, 9144, 13716, 15874, 23811, 27432, 31748, 47622, 63496, 71433, 95244, 142866, 190488, 214299, 285732, 428598, 571464, 857196, 1007999, 1714392, 2015998, 3023997, 4031996, 6047994, 8063992, 9071991, 12095988, 18143982, 24191976, 27215973, 36287964, 54431946, 72575928, 108863892, 217727784]

約数ペア:

[(1, 217727784), (2, 108863892), (3, 72575928), (4, 54431946), (6, 36287964), (8, 27215973), (9, 24191976), (12, 18143982), (18, 12095988), (24, 9071991), (27, 8063992), (36, 6047994), (54, 4031996), (72, 3023997), (108, 2015998), (127, 1714392), (216, 1007999), (254, 857196), (381, 571464), (508, 428598), (762, 285732), (1016, 214299), (1143, 190488), (1524, 142866), (2286, 95244), (3048, 71433), (3429, 63496), (4572, 47622), (6858, 31748), (7937, 27432), (9144, 23811), (13716, 15874)]