16701993

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{313}}^1$

素因数の和:355

約数の個数: 54

約数和(自身を含む): 30945642

約数和(自身を除く): 14243649

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 121, 147, 231, 313, 363, 441, 539, 693, 847, 939, 1089, 1617, 2191, 2541, 2817, 3443, 4851, 5929, 6573, 7623, 10329, 15337, 17787, 19719, 24101, 30987, 37873, 46011, 53361, 72303, 113619, 138033, 168707, 216909, 265111, 340857, 506121, 795333, 1518363, 1855777, 2385999, 5567331, 16701993]

約数ペア:

[(1, 16701993), (3, 5567331), (7, 2385999), (9, 1855777), (11, 1518363), (21, 795333), (33, 506121), (49, 340857), (63, 265111), (77, 216909), (99, 168707), (121, 138033), (147, 113619), (231, 72303), (313, 53361), (363, 46011), (441, 37873), (539, 30987), (693, 24101), (847, 19719), (939, 17787), (1089, 15337), (1617, 10329), (2191, 7623), (2541, 6573), (2817, 5929), (3443, 4851)]