225416919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11311}}^1$

素因数の和:11407

約数の個数: 32

約数和(自身を含む): 375015424

約数和(自身を除く): 149598505

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 6643, 11311, 19929, 33933, 79177, 147043, 237531, 441129, 825703, 1029301, 2477109, 3087903, 5779921, 10734139, 17339763, 32202417, 75138973, 225416919]

約数ペア:

[(1, 225416919), (3, 75138973), (7, 32202417), (13, 17339763), (21, 10734139), (39, 5779921), (73, 3087903), (91, 2477109), (219, 1029301), (273, 825703), (511, 441129), (949, 237531), (1533, 147043), (2847, 79177), (6643, 33933), (11311, 19929)]