1238446773

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{420811}}^1$

素因数の和:420929

約数の個数: 16

約数和(自身を含む): 1851572800

約数和(自身を除く): 613126027

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 420811, 1262433, 3787299, 11361897, 45868399, 137605197, 412815591, 1238446773]

約数ペア:

[(1, 1238446773), (3, 412815591), (9, 137605197), (27, 45868399), (109, 11361897), (327, 3787299), (981, 1262433), (2943, 420811)]