212419725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1009}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 402771840

約数和(自身を除く): 190352115

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 401, 525, 1009, 1203, 2005, 2807, 3027, 5045, 6015, 7063, 8421, 10025, 14035, 15135, 21189, 25225, 30075, 35315, 42105, 70175, 75675, 105945, 176575, 210525, 404609, 529725, 1213827, 2023045, 2832263, 6069135, 8496789, 10115225, 14161315, 30345675, 42483945, 70806575, 212419725]

約数ペア:

[(1, 212419725), (3, 70806575), (5, 42483945), (7, 30345675), (15, 14161315), (21, 10115225), (25, 8496789), (35, 6069135), (75, 2832263), (105, 2023045), (175, 1213827), (401, 529725), (525, 404609), (1009, 210525), (1203, 176575), (2005, 105945), (2807, 75675), (3027, 70175), (5045, 42105), (6015, 35315), (7063, 30075), (8421, 25225), (10025, 21189), (14035, 15135)]