149849276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{18089}}^1$

素因数の和:18221

約数の個数: 24

約数和(自身を含む): 278586000

約数和(自身を除く): 128736724

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 18089, 36178, 72356, 343691, 687382, 1374764, 1971701, 3943402, 7886804, 37462319, 74924638, 149849276]

約数ペア:

[(1, 149849276), (2, 74924638), (4, 37462319), (19, 7886804), (38, 3943402), (76, 1971701), (109, 1374764), (218, 687382), (436, 343691), (2071, 72356), (4142, 36178), (8284, 18089)]