42897225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 81959040

約数和(自身を除く): 39061815

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 101, 105, 175, 303, 505, 525, 707, 809, 1515, 2121, 2427, 2525, 3535, 4045, 5663, 7575, 10605, 12135, 16989, 17675, 20225, 28315, 53025, 60675, 81709, 84945, 141575, 245127, 408545, 424725, 571963, 1225635, 1715889, 2042725, 2859815, 6128175, 8579445, 14299075, 42897225]

約数ペア:

[(1, 42897225), (3, 14299075), (5, 8579445), (7, 6128175), (15, 2859815), (21, 2042725), (25, 1715889), (35, 1225635), (75, 571963), (101, 424725), (105, 408545), (175, 245127), (303, 141575), (505, 84945), (525, 81709), (707, 60675), (809, 53025), (1515, 28315), (2121, 20225), (2427, 17675), (2525, 16989), (3535, 12135), (4045, 10605), (5663, 7575)]