1780451601

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1\times {\mathrm{23899}}^1$

素因数の和:25228

約数の個数: 16

約数和(自身を含む): 2500896000

約数和(自身を除く): 720444399

約数列:

[1, 3, 19, 57, 1307, 3921, 23899, 24833, 71697, 74499, 454081, 1362243, 31235993, 93707979, 593483867, 1780451601]

約数ペア:

[(1, 1780451601), (3, 593483867), (19, 93707979), (57, 31235993), (1307, 1362243), (3921, 454081), (23899, 74499), (24833, 71697)]