81679878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4129}}^1$

素因数の和:4301

約数の個数: 48

約数和(自身を含む): 203592480

約数和(自身を除く): 121912602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 1099, 1413, 2198, 2826, 3297, 4129, 6594, 8258, 9891, 12387, 19782, 24774, 28903, 37161, 57806, 74322, 86709, 173418, 260127, 520254, 648253, 1296506, 1944759, 3889518, 4537771, 5834277, 9075542, 11668554, 13613313, 27226626, 40839939, 81679878]

約数ペア:

[(1, 81679878), (2, 40839939), (3, 27226626), (6, 13613313), (7, 11668554), (9, 9075542), (14, 5834277), (18, 4537771), (21, 3889518), (42, 1944759), (63, 1296506), (126, 648253), (157, 520254), (314, 260127), (471, 173418), (942, 86709), (1099, 74322), (1413, 57806), (2198, 37161), (2826, 28903), (3297, 24774), (4129, 19782), (6594, 12387), (8258, 9891)]