72869276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{20219}}^1$

素因数の和:20293

約数の個数: 24

約数和(自身を含む): 137576880

約数和(自身を除く): 64707604

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 20219, 40438, 80876, 343723, 687446, 1071607, 1374892, 2143214, 4286428, 18217319, 36434638, 72869276]

約数ペア:

[(1, 72869276), (2, 36434638), (4, 18217319), (17, 4286428), (34, 2143214), (53, 1374892), (68, 1071607), (106, 687446), (212, 343723), (901, 80876), (1802, 40438), (3604, 20219)]