397820421

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{3803}}^1$

素因数の和:4065

約数の個数: 24

約数和(自身を含む): 587489760

約数和(自身を除く): 189669339

約数列:

[1, 3, 9, 59, 177, 197, 531, 591, 1773, 3803, 11409, 11623, 34227, 34869, 104607, 224377, 673131, 749191, 2019393, 2247573, 6742719, 44202269, 132606807, 397820421]

約数ペア:

[(1, 397820421), (3, 132606807), (9, 44202269), (59, 6742719), (177, 2247573), (197, 2019393), (531, 749191), (591, 673131), (1773, 224377), (3803, 104607), (11409, 34869), (11623, 34227)]