128587626

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{420221}}^1$

素因数の和:420246

約数の個数: 24

約数和(自身を含む): 294995844

約数和(自身を除く): 166408218

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 420221, 840442, 1260663, 2521326, 3781989, 7143757, 7563978, 14287514, 21431271, 42862542, 64293813, 128587626]

約数ペア:

[(1, 128587626), (2, 64293813), (3, 42862542), (6, 21431271), (9, 14287514), (17, 7563978), (18, 7143757), (34, 3781989), (51, 2521326), (102, 1260663), (153, 840442), (306, 420221)]