26922987

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 48642048

約数和(自身を除く): 21719061

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 463, 497, 639, 819, 923, 1389, 1491, 2769, 3241, 4167, 4473, 6019, 6461, 8307, 9723, 18057, 19383, 29169, 32873, 42133, 54171, 58149, 98619, 126399, 230111, 295857, 379197, 427349, 690333, 1282047, 2070999, 2991443, 3846141, 8974329, 26922987]

約数ペア:

[(1, 26922987), (3, 8974329), (7, 3846141), (9, 2991443), (13, 2070999), (21, 1282047), (39, 690333), (63, 427349), (71, 379197), (91, 295857), (117, 230111), (213, 126399), (273, 98619), (463, 58149), (497, 54171), (639, 42133), (819, 32873), (923, 29169), (1389, 19383), (1491, 18057), (2769, 9723), (3241, 8307), (4167, 6461), (4473, 6019)]