681491013

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{612301}}^1$

素因数の和:612364

約数の個数: 16

約数和(自身を含む): 1058057856

約数和(自身を除く): 376566843

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 612301, 1836903, 4286107, 12858321, 32451953, 97355859, 227163671, 681491013]

約数ペア:

[(1, 681491013), (3, 227163671), (7, 97355859), (21, 32451953), (53, 12858321), (159, 4286107), (371, 1836903), (1113, 612301)]