211889412

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{280277}}^1$

素因数の和:280297

約数の個数: 48

約数和(自身を含む): 627822720

約数和(自身を除く): 415933308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 280277, 560554, 840831, 1121108, 1681662, 1961939, 2522493, 3363324, 3923878, 5044986, 5885817, 7567479, 7847756, 10089972, 11771634, 15134958, 17657451, 23543268, 30269916, 35314902, 52972353, 70629804, 105944706, 211889412]

約数ペア:

[(1, 211889412), (2, 105944706), (3, 70629804), (4, 52972353), (6, 35314902), (7, 30269916), (9, 23543268), (12, 17657451), (14, 15134958), (18, 11771634), (21, 10089972), (27, 7847756), (28, 7567479), (36, 5885817), (42, 5044986), (54, 3923878), (63, 3363324), (84, 2522493), (108, 1961939), (126, 1681662), (189, 1121108), (252, 840831), (378, 560554), (756, 280277)]