225156987

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 366208128

約数和(自身を除く): 141051141

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 227, 233, 387, 473, 681, 699, 1419, 2043, 2097, 2497, 2563, 4257, 7491, 7689, 9761, 10019, 22473, 23067, 29283, 30057, 52891, 87849, 90171, 107371, 110209, 158673, 322113, 330627, 476019, 581801, 966339, 991881, 1745403, 2274313, 5236209, 6822939, 20468817, 25017443, 75052329, 225156987]

約数ペア:

[(1, 225156987), (3, 75052329), (9, 25017443), (11, 20468817), (33, 6822939), (43, 5236209), (99, 2274313), (129, 1745403), (227, 991881), (233, 966339), (387, 581801), (473, 476019), (681, 330627), (699, 322113), (1419, 158673), (2043, 110209), (2097, 107371), (2497, 90171), (2563, 87849), (4257, 52891), (7491, 30057), (7689, 29283), (9761, 23067), (10019, 22473)]