1258731038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{80989}}^1$

素因数の和:81419

約数の個数: 16

約数和(自身を含む): 1992354000

約数和(自身を除く): 733622962

約数列:

[1, 2, 19, 38, 409, 818, 7771, 15542, 80989, 161978, 1538791, 3077582, 33124501, 66249002, 629365519, 1258731038]

約数ペア:

[(1, 1258731038), (2, 629365519), (19, 66249002), (38, 33124501), (409, 3077582), (818, 1538791), (7771, 161978), (15542, 80989)]