280727496

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{556999}}^1$

素因数の和:557018

約数の個数: 48

約数和(自身を含む): 868920000

約数和(自身を除く): 588192504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 556999, 1113998, 1670997, 2227996, 3341994, 3898993, 4455992, 5012991, 6683988, 7797986, 10025982, 11696979, 13367976, 15595972, 20051964, 23393958, 31191944, 35090937, 40103928, 46787916, 70181874, 93575832, 140363748, 280727496]

約数ペア:

[(1, 280727496), (2, 140363748), (3, 93575832), (4, 70181874), (6, 46787916), (7, 40103928), (8, 35090937), (9, 31191944), (12, 23393958), (14, 20051964), (18, 15595972), (21, 13367976), (24, 11696979), (28, 10025982), (36, 7797986), (42, 6683988), (56, 5012991), (63, 4455992), (72, 3898993), (84, 3341994), (126, 2227996), (168, 1670997), (252, 1113998), (504, 556999)]