215568927

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2467}}^1$

素因数の和:2572

約数の個数: 48

約数和(自身を含む): 379874560

約数和(自身を除く): 164305633

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 73, 133, 171, 219, 399, 511, 657, 1197, 1387, 1533, 2467, 4161, 4599, 7401, 9709, 12483, 17269, 22203, 29127, 46873, 51807, 87381, 140619, 155421, 180091, 328111, 421857, 540273, 984333, 1260637, 1620819, 2952999, 3421729, 3781911, 10265187, 11345733, 23952103, 30795561, 71856309, 215568927]

約数ペア:

[(1, 215568927), (3, 71856309), (7, 30795561), (9, 23952103), (19, 11345733), (21, 10265187), (57, 3781911), (63, 3421729), (73, 2952999), (133, 1620819), (171, 1260637), (219, 984333), (399, 540273), (511, 421857), (657, 328111), (1197, 180091), (1387, 155421), (1533, 140619), (2467, 87381), (4161, 51807), (4599, 46873), (7401, 29127), (9709, 22203), (12483, 17269)]