217007952

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{645857}}^1$

素因数の和:645875

約数の個数: 40

約数和(自身を含む): 640691136

約数和(自身を除く): 423683184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 645857, 1291714, 1937571, 2583428, 3875142, 4520999, 5166856, 7750284, 9041998, 10333712, 13562997, 15500568, 18083996, 27125994, 31001136, 36167992, 54251988, 72335984, 108503976, 217007952]

約数ペア:

[(1, 217007952), (2, 108503976), (3, 72335984), (4, 54251988), (6, 36167992), (7, 31001136), (8, 27125994), (12, 18083996), (14, 15500568), (16, 13562997), (21, 10333712), (24, 9041998), (28, 7750284), (42, 5166856), (48, 4520999), (56, 3875142), (84, 2583428), (112, 1937571), (168, 1291714), (336, 645857)]