208212816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{619681}}^1$

素因数の和:619699

約数の個数: 40

約数和(自身を含む): 614724544

約数和(自身を除く): 406511728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 619681, 1239362, 1859043, 2478724, 3718086, 4337767, 4957448, 7436172, 8675534, 9914896, 13013301, 14872344, 17351068, 26026602, 29744688, 34702136, 52053204, 69404272, 104106408, 208212816]

約数ペア:

[(1, 208212816), (2, 104106408), (3, 69404272), (4, 52053204), (6, 34702136), (7, 29744688), (8, 26026602), (12, 17351068), (14, 14872344), (16, 13013301), (21, 9914896), (24, 8675534), (28, 7436172), (42, 4957448), (48, 4337767), (56, 3718086), (84, 2478724), (112, 1859043), (168, 1239362), (336, 619681)]