207820473

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{3061}}^1$

素因数の和:3185

約数の個数: 32

約数和(自身を含む): 328050432

約数和(自身を除く): 120229959

約数列:

[1, 3, 7, 21, 53, 61, 159, 183, 371, 427, 1113, 1281, 3061, 3233, 9183, 9699, 21427, 22631, 64281, 67893, 162233, 186721, 486699, 560163, 1135631, 1307047, 3406893, 3921141, 9896213, 29688639, 69273491, 207820473]

約数ペア:

[(1, 207820473), (3, 69273491), (7, 29688639), (21, 9896213), (53, 3921141), (61, 3406893), (159, 1307047), (183, 1135631), (371, 560163), (427, 486699), (1113, 186721), (1281, 162233), (3061, 67893), (3233, 64281), (9183, 22631), (9699, 21427)]