71551473

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179327}}^1$

素因数の和:179356

約数の個数: 16

約数和(自身を含む): 114769920

約数和(自身を除く): 43218447

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 179327, 537981, 1255289, 3407213, 3765867, 10221639, 23850491, 71551473]

約数ペア:

[(1, 71551473), (3, 23850491), (7, 10221639), (19, 3765867), (21, 3407213), (57, 1255289), (133, 537981), (399, 179327)]