28496804

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 59195136

約数和(自身を除く): 30698332

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 103, 164, 206, 241, 287, 412, 482, 574, 721, 964, 1148, 1442, 1687, 2884, 3374, 4223, 6748, 8446, 9881, 16892, 19762, 24823, 29561, 39524, 49646, 59122, 69167, 99292, 118244, 138334, 173761, 276668, 347522, 695044, 1017743, 2035486, 4070972, 7124201, 14248402, 28496804]

約数ペア:

[(1, 28496804), (2, 14248402), (4, 7124201), (7, 4070972), (14, 2035486), (28, 1017743), (41, 695044), (82, 347522), (103, 276668), (164, 173761), (206, 138334), (241, 118244), (287, 99292), (412, 69167), (482, 59122), (574, 49646), (721, 39524), (964, 29561), (1148, 24823), (1442, 19762), (1687, 16892), (2884, 9881), (3374, 8446), (4223, 6748)]