827894564

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1\times {\mathrm{757}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 1675847040

約数和(自身を除く): 847952476

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 281, 556, 562, 757, 973, 1124, 1514, 1946, 1967, 3028, 3892, 3934, 5299, 7868, 10598, 21196, 39059, 78118, 105223, 156236, 210446, 212717, 273413, 420892, 425434, 546826, 736561, 850868, 1093652, 1473122, 1489019, 2946244, 2978038, 5956076, 29567663, 59135326, 118270652, 206973641, 413947282, 827894564]

約数ペア:

[(1, 827894564), (2, 413947282), (4, 206973641), (7, 118270652), (14, 59135326), (28, 29567663), (139, 5956076), (278, 2978038), (281, 2946244), (556, 1489019), (562, 1473122), (757, 1093652), (973, 850868), (1124, 736561), (1514, 546826), (1946, 425434), (1967, 420892), (3028, 273413), (3892, 212717), (3934, 210446), (5299, 156236), (7868, 105223), (10598, 78118), (21196, 39059)]