210399553

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1417

約数の個数: 32

約数和(自身を含む): 272482560

約数和(自身を除く): 62083007

約数列:

[1, 7, 13, 29, 61, 91, 203, 377, 427, 793, 1307, 1769, 2639, 5551, 9149, 12383, 16991, 22997, 37903, 79727, 118937, 160979, 265321, 492739, 558089, 1036451, 2312083, 3449173, 7255157, 16184581, 30057079, 210399553]

約数ペア:

[(1, 210399553), (7, 30057079), (13, 16184581), (29, 7255157), (61, 3449173), (91, 2312083), (203, 1036451), (377, 558089), (427, 492739), (793, 265321), (1307, 160979), (1769, 118937), (2639, 79727), (5551, 37903), (9149, 22997), (12383, 16991)]