13333215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5521}}^1$

素因数の和:5559

約数の個数: 32

約数和(自身を含む): 25445376

約数和(自身を除く): 12112161

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 5521, 16563, 27605, 38647, 82815, 115941, 126983, 193235, 380949, 579705, 634915, 888881, 1904745, 2666643, 4444405, 13333215]

約数ペア:

[(1, 13333215), (3, 4444405), (5, 2666643), (7, 1904745), (15, 888881), (21, 634915), (23, 579705), (35, 380949), (69, 193235), (105, 126983), (115, 115941), (161, 82815), (345, 38647), (483, 27605), (805, 16563), (2415, 5521)]