208289424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{619909}}^1$

素因数の和:619927

約数の個数: 40

約数和(自身を含む): 614950720

約数和(自身を除く): 406661296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 619909, 1239818, 1859727, 2479636, 3719454, 4339363, 4959272, 7438908, 8678726, 9918544, 13018089, 14877816, 17357452, 26036178, 29755632, 34714904, 52072356, 69429808, 104144712, 208289424]

約数ペア:

[(1, 208289424), (2, 104144712), (3, 69429808), (4, 52072356), (6, 34714904), (7, 29755632), (8, 26036178), (12, 17357452), (14, 14877816), (16, 13018089), (21, 9918544), (24, 8678726), (28, 7438908), (42, 4959272), (48, 4339363), (56, 3719454), (84, 2479636), (112, 1859727), (168, 1239818), (336, 619909)]