128946978

素因数分解:

$2^1\times 3^6\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1578

約数の個数: 56

約数和(自身を含む): 295110000

約数和(自身を除く): 166163022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 81, 118, 162, 177, 243, 354, 486, 531, 729, 1062, 1458, 1499, 1593, 2998, 3186, 4497, 4779, 8994, 9558, 13491, 14337, 26982, 28674, 40473, 43011, 80946, 86022, 88441, 121419, 176882, 242838, 265323, 364257, 530646, 728514, 795969, 1092771, 1591938, 2185542, 2387907, 4775814, 7163721, 14327442, 21491163, 42982326, 64473489, 128946978]

約数ペア:

[(1, 128946978), (2, 64473489), (3, 42982326), (6, 21491163), (9, 14327442), (18, 7163721), (27, 4775814), (54, 2387907), (59, 2185542), (81, 1591938), (118, 1092771), (162, 795969), (177, 728514), (243, 530646), (354, 364257), (486, 265323), (531, 242838), (729, 176882), (1062, 121419), (1458, 88441), (1499, 86022), (1593, 80946), (2998, 43011), (3186, 40473), (4497, 28674), (4779, 26982), (8994, 14337), (9558, 13491)]