13909281

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 20099904

約数和(自身を除く): 6190623

約数列:

[1, 3, 17, 51, 61, 183, 263, 289, 789, 867, 1037, 3111, 4471, 13413, 16043, 17629, 48129, 52887, 76007, 228021, 272731, 818193, 4636427, 13909281]

約数ペア:

[(1, 13909281), (3, 4636427), (17, 818193), (51, 272731), (61, 228021), (183, 76007), (263, 52887), (289, 48129), (789, 17629), (867, 16043), (1037, 13413), (3111, 4471)]