27640242

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4139}}^1$

素因数の和:4207

約数の個数: 48

約数和(自身を含む): 69750720

約数和(自身を除く): 42110478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 4139, 6678, 8278, 12417, 24834, 28973, 37251, 57946, 74502, 86919, 173838, 219367, 260757, 438734, 521514, 658101, 1316202, 1535569, 1974303, 3071138, 3948606, 4606707, 9213414, 13820121, 27640242]

約数ペア:

[(1, 27640242), (2, 13820121), (3, 9213414), (6, 4606707), (7, 3948606), (9, 3071138), (14, 1974303), (18, 1535569), (21, 1316202), (42, 658101), (53, 521514), (63, 438734), (106, 260757), (126, 219367), (159, 173838), (318, 86919), (371, 74502), (477, 57946), (742, 37251), (954, 28973), (1113, 24834), (2226, 12417), (3339, 8278), (4139, 6678)]