209901810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{51071}}^1$

素因数の和:51218

約数の個数: 32

約数和(自身を含む): 507451392

約数和(自身を除く): 297549582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 51071, 102142, 153213, 255355, 306426, 510710, 766065, 1532130, 6996727, 13993454, 20990181, 34983635, 41980362, 69967270, 104950905, 209901810]

約数ペア:

[(1, 209901810), (2, 104950905), (3, 69967270), (5, 41980362), (6, 34983635), (10, 20990181), (15, 13993454), (30, 6996727), (137, 1532130), (274, 766065), (411, 510710), (685, 306426), (822, 255355), (1370, 153213), (2055, 102142), (4110, 51071)]