128487156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89977}}^1$

素因数の和:90008

約数の個数: 48

約数和(自身を含む): 362791296

約数和(自身を除く): 234304140

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 89977, 179954, 269931, 359908, 539862, 629839, 1079724, 1259678, 1529609, 1889517, 2519356, 3059218, 3779034, 4588827, 6118436, 7558068, 9177654, 10707263, 18355308, 21414526, 32121789, 42829052, 64243578, 128487156]

約数ペア:

[(1, 128487156), (2, 64243578), (3, 42829052), (4, 32121789), (6, 21414526), (7, 18355308), (12, 10707263), (14, 9177654), (17, 7558068), (21, 6118436), (28, 4588827), (34, 3779034), (42, 3059218), (51, 2519356), (68, 1889517), (84, 1529609), (102, 1259678), (119, 1079724), (204, 629839), (238, 539862), (357, 359908), (476, 269931), (714, 179954), (1428, 89977)]