286969917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{811}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 424162816

約数和(自身を除く): 137192899

約数列:

[1, 3, 13, 39, 43, 129, 211, 559, 633, 811, 1677, 2433, 2743, 8229, 9073, 10543, 27219, 31629, 34873, 104619, 117949, 171121, 353847, 453349, 513363, 1360047, 2224573, 6673719, 7358203, 22074609, 95656639, 286969917]

約数ペア:

[(1, 286969917), (3, 95656639), (13, 22074609), (39, 7358203), (43, 6673719), (129, 2224573), (211, 1360047), (559, 513363), (633, 453349), (811, 353847), (1677, 171121), (2433, 117949), (2743, 104619), (8229, 34873), (9073, 31629), (10543, 27219)]