2190565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 2878848

約数和(自身を除く): 688283

約数列:

[1, 5, 13, 65, 67, 335, 503, 871, 2515, 4355, 6539, 32695, 33701, 168505, 438113, 2190565]

約数ペア:

[(1, 2190565), (5, 438113), (13, 168505), (65, 33701), (67, 32695), (335, 6539), (503, 4355), (871, 2515)]