278157051

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{81119}}^1$

素因数の和:81255

約数の個数: 16

約数和(自身を含む): 415334400

約数和(自身を除く): 137177349

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 81119, 243357, 730071, 2190213, 10302113, 30906339, 92719017, 278157051]

約数ペア:

[(1, 278157051), (3, 92719017), (9, 30906339), (27, 10302113), (127, 2190213), (381, 730071), (1143, 243357), (3429, 81119)]