208865412

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{276277}}^1$

素因数の和:276297

約数の個数: 48

約数和(自身を含む): 618862720

約数和(自身を除く): 409997308

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, 276277, 552554, 828831, 1105108, 1657662, 1933939, 2486493, 3315324, 3867878, 4972986, 5801817, 7459479, 7735756, 9945972, 11603634, 14918958, 17405451, 23207268, 29837916, 34810902, 52216353, 69621804, 104432706, 208865412]

約数ペア:

[(1, 208865412), (2, 104432706), (3, 69621804), (4, 52216353), (6, 34810902), (7, 29837916), (9, 23207268), (12, 17405451), (14, 14918958), (18, 11603634), (21, 9945972), (27, 7735756), (28, 7459479), (36, 5801817), (42, 4972986), (54, 3867878), (63, 3315324), (84, 2486493), (108, 1933939), (126, 1657662), (189, 1105108), (252, 828831), (378, 552554), (756, 276277)]