28721065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8171}}^1$

素因数の和:8232

約数の個数: 16

約数和(自身を含む): 37264320

約数和(自身を除く): 8543255

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 8171, 40855, 155249, 302327, 776245, 1511635, 5744213, 28721065]

約数ペア:

[(1, 28721065), (5, 5744213), (19, 1511635), (37, 776245), (95, 302327), (185, 155249), (703, 40855), (3515, 8171)]