201517748

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{383}}^1\times {\mathrm{661}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 355891200

約数和(自身を除く): 154373452

約数列:

[1, 2, 4, 199, 383, 398, 661, 766, 796, 1322, 1532, 2644, 76217, 131539, 152434, 253163, 263078, 304868, 506326, 526156, 1012652, 50379437, 100758874, 201517748]

約数ペア:

[(1, 201517748), (2, 100758874), (4, 50379437), (199, 1012652), (383, 526156), (398, 506326), (661, 304868), (766, 263078), (796, 253163), (1322, 152434), (1532, 131539), (2644, 76217)]