1223250903

素因数分解:

$3^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{9421}}^1$

素因数の和:9669

約数の個数: 40

約数和(自身を含む): 2097714080

約数和(自身を除く): 874463177

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 229, 567, 687, 1603, 2061, 4809, 6183, 9421, 14427, 18549, 28263, 43281, 65947, 84789, 129843, 197841, 254367, 593523, 763101, 1780569, 2157409, 5341707, 6472227, 15101863, 19416681, 45305589, 58250043, 135916767, 174750129, 407750301, 1223250903]

約数ペア:

[(1, 1223250903), (3, 407750301), (7, 174750129), (9, 135916767), (21, 58250043), (27, 45305589), (63, 19416681), (81, 15101863), (189, 6472227), (229, 5341707), (567, 2157409), (687, 1780569), (1603, 763101), (2061, 593523), (4809, 254367), (6183, 197841), (9421, 129843), (14427, 84789), (18549, 65947), (28263, 43281)]