206510175

素因数分解:

$3^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1553}}^1$

素因数の和:1769

約数の個数: 48

約数和(自身を含む): 381538080

約数和(自身を除く): 175027905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 197, 225, 591, 675, 985, 1553, 1773, 2955, 4659, 4925, 5319, 7765, 8865, 13977, 14775, 23295, 26595, 38825, 41931, 44325, 69885, 116475, 132975, 209655, 305941, 349425, 917823, 1048275, 1529705, 2753469, 4589115, 7648525, 8260407, 13767345, 22945575, 41302035, 68836725, 206510175]

約数ペア:

[(1, 206510175), (3, 68836725), (5, 41302035), (9, 22945575), (15, 13767345), (25, 8260407), (27, 7648525), (45, 4589115), (75, 2753469), (135, 1529705), (197, 1048275), (225, 917823), (591, 349425), (675, 305941), (985, 209655), (1553, 132975), (1773, 116475), (2955, 69885), (4659, 44325), (4925, 41931), (5319, 38825), (7765, 26595), (8865, 23295), (13977, 14775)]