72400601

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21503}}^1$

素因数の和:21560

約数の個数: 16

約数和(自身を含む): 91521024

約数和(自身を除く): 19120423

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 21503, 150521, 279539, 795611, 1956773, 5569277, 10342943, 72400601]

約数ペア:

[(1, 72400601), (7, 10342943), (13, 5569277), (37, 1956773), (91, 795611), (259, 279539), (481, 150521), (3367, 21503)]