397473721

素因数分解:

${\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{547}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 419811840

約数和(自身を除く): 22338119

約数列:

[1, 37, 41, 479, 547, 1517, 17723, 19639, 20239, 22427, 262013, 726643, 829799, 9694481, 10742533, 397473721]

約数ペア:

[(1, 397473721), (37, 10742533), (41, 9694481), (479, 829799), (547, 726643), (1517, 262013), (17723, 22427), (19639, 20239)]