28619397

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 42254784

約数和(自身を除く): 13635387

約数列:

[1, 3, 9, 107, 113, 263, 321, 339, 789, 963, 1017, 2367, 12091, 28141, 29719, 36273, 84423, 89157, 108819, 253269, 267471, 3179933, 9539799, 28619397]

約数ペア:

[(1, 28619397), (3, 9539799), (9, 3179933), (107, 267471), (113, 253269), (263, 108819), (321, 89157), (339, 84423), (789, 36273), (963, 29719), (1017, 28141), (2367, 12091)]