277204893

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{947}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 432470016

約数和(自身を除く): 155265123

約数列:

[1, 3, 7, 21, 53, 159, 263, 371, 789, 947, 1113, 1841, 2841, 5523, 6629, 13939, 19887, 41817, 50191, 97573, 150573, 249061, 292719, 351337, 747183, 1054011, 1743427, 5230281, 13200233, 39600699, 92401631, 277204893]

約数ペア:

[(1, 277204893), (3, 92401631), (7, 39600699), (21, 13200233), (53, 5230281), (159, 1743427), (263, 1054011), (371, 747183), (789, 351337), (947, 292719), (1113, 249061), (1841, 150573), (2841, 97573), (5523, 50191), (6629, 41817), (13939, 19887)]