165469993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 200672640

約数和(自身を除く): 35202647

約数列:

[1, 13, 17, 19, 157, 221, 247, 251, 323, 2041, 2669, 2983, 3263, 4199, 4267, 4769, 34697, 38779, 39407, 50711, 55471, 61997, 81073, 512291, 659243, 669919, 748733, 1053949, 8708947, 9733529, 12728461, 165469993]

約数ペア:

[(1, 165469993), (13, 12728461), (17, 9733529), (19, 8708947), (157, 1053949), (221, 748733), (247, 669919), (251, 659243), (323, 512291), (2041, 81073), (2669, 61997), (2983, 55471), (3263, 50711), (4199, 39407), (4267, 38779), (4769, 34697)]